Finding the Fourth Proportional to 42,400,965.30, 59,495,720.70 and 42,400,965.30

Step by Step Solution

1. Step 1: Write the proportion equation
   42,400,965.30 : 59,495,720.70 = 42,400,965.30 : x
2. Step 2: Convert to fraction form
   42,400,965.30/59,495,720.70 = 42,400,965.30/x
3. Step 3: Cross multiply
   42,400,965.30x = 59,495,720.70 × 42,400,965.30
4. Step 4: Simplify right side
   42,400,965.30x = 2,522,675,988,899,191.50
5. Step 5: Solve for x
   x = 2,522,675,988,899,191.50/42,400,965.30
6. Step 6: Final answer
   x = 59,495,720.70