Finding the Fourth Proportional to 77,369,159.58, 106,766,073.99 and 42,559,642.86

Step by Step Solution

1. Step 1: Write the proportion equation
   77,369,159.58 : 106,766,073.99 = 42,559,642.86 : x
2. Step 2: Convert to fraction form
   77,369,159.58/106,766,073.99 = 42,559,642.86/x
3. Step 3: Cross multiply
   77,369,159.58x = 106,766,073.99 × 42,559,642.86
4. Step 4: Simplify right side
   77,369,159.58x = 4,543,925,978,578,735
5. Step 5: Solve for x
   x = 4,543,925,978,578,735/77,369,159.58
6. Step 6: Final answer
   x = 58,730,455.43