Finding the Fourth Proportional to 76,681,536,473.72, 105,818,490,441.62 and 42,849,109,592.84

Step by Step Solution

1. Step 1: Write the proportion equation
   76,681,536,473.72 : 105,818,490,441.62 = 42,849,109,592.84 : x
2. Step 2: Convert to fraction form
   76,681,536,473.72/105,818,490,441.62 = 42,849,109,592.84/x
3. Step 3: Cross multiply
   76,681,536,473.72x = 105,818,490,441.62 × 42,849,109,592.84
4. Step 4: Simplify right side
   76,681,536,473.72x = 4,534,228,093,881,867,042,816
5. Step 5: Solve for x
   x = 4,534,228,093,881,867,042,816/76,681,536,473.72
6. Step 6: Final answer
   x = 59,130,636,948.52