Finding the Fourth Proportional to 77,404,931.40, 106,818,822.84 and 42,597,621.84

Step by Step Solution

1. Step 1: Write the proportion equation
   77,404,931.40 : 106,818,822.84 = 42,597,621.84 : x
2. Step 2: Convert to fraction form
   77,404,931.40/106,818,822.84 = 42,597,621.84/x
3. Step 3: Cross multiply
   77,404,931.40x = 106,818,822.84 × 42,597,621.84
4. Step 4: Simplify right side
   77,404,931.40x = 4,550,227,820,732,275
5. Step 5: Solve for x
   x = 4,550,227,820,732,275/77,404,931.40
6. Step 6: Final answer
   x = 58,784,727.77