Finding the Fourth Proportional to 87,005,023.32, 120,070,089.10 and 49,842,485.98

Step by Step Solution

1. Step 1: Write the proportion equation
   87,005,023.32 : 120,070,089.10 = 49,842,485.98 : x
2. Step 2: Convert to fraction form
   87,005,023.32/120,070,089.10 = 49,842,485.98/x
3. Step 3: Cross multiply
   87,005,023.32x = 120,070,089.10 × 49,842,485.98
4. Step 4: Simplify right side
   87,005,023.32x = 5,984,591,732,584,100
5. Step 5: Solve for x
   x = 5,984,591,732,584,100/87,005,023.32
6. Step 6: Final answer
   x = 68,784,439.15