Finding the Fourth Proportional to 46,691.34, 64,434.41 and 25,470.15

Step by Step Solution

1. Step 1: Write the proportion equation
   46,691.34 : 64,434.41 = 25,470.15 : x
2. Step 2: Convert to fraction form
   46,691.34/64,434.41 = 25,470.15/x
3. Step 3: Cross multiply
   46,691.34x = 64,434.41 × 25,470.15
4. Step 4: Simplify right side
   46,691.34x = 1,641,154,087.86
5. Step 5: Solve for x
   x = 1,641,154,087.86/46,691.34
6. Step 6: Final answer
   x = 35,149.00