Finding the Fourth Proportional to 76,681,536,472.72, 105,818,490,440.24 and 42,849,109,591.84

Step by Step Solution

1. Step 1: Write the proportion equation
   76,681,536,472.72 : 105,818,490,440.24 = 42,849,109,591.84 : x
2. Step 2: Convert to fraction form
   76,681,536,472.72/105,818,490,440.24 = 42,849,109,591.84/x
3. Step 3: Cross multiply
   76,681,536,472.72x = 105,818,490,440.24 × 42,849,109,591.84
4. Step 4: Simplify right side
   76,681,536,472.72x = 4,534,228,093,716,917,125,120
5. Step 5: Solve for x
   x = 4,534,228,093,716,917,125,120/76,681,536,472.72
6. Step 6: Final answer
   x = 59,130,636,947.14