Finding the Fourth Proportional to 64,000.69, 88,317.72 and 35,700.91

Step by Step Solution

1. Step 1: Write the proportion equation
   64,000.69 : 88,317.72 = 35,700.91 : x
2. Step 2: Convert to fraction form
   64,000.69/88,317.72 = 35,700.91/x
3. Step 3: Cross multiply
   64,000.69x = 88,317.72 × 35,700.91
4. Step 4: Simplify right side
   64,000.69x = 3,153,022,752.33
5. Step 5: Solve for x
   x = 3,153,022,752.33/64,000.69
6. Step 6: Final answer
   x = 49,265.45