Finding the Fourth Proportional to 64,687.29, 89,238.96 and 46,753.89

Step by Step Solution

1. Step 1: Write the proportion equation
   64,687.29 : 89,238.96 = 46,753.89 : x
2. Step 2: Convert to fraction form
   64,687.29/89,238.96 = 46,753.89/x
3. Step 3: Cross multiply
   64,687.29x = 89,238.96 × 46,753.89
4. Step 4: Simplify right side
   64,687.29x = 4,172,268,519.55
5. Step 5: Solve for x
   x = 4,172,268,519.55/64,687.29
6. Step 6: Final answer
   x = 64,499.05