Finding the Fourth Proportional to 465,007.04, 641,904.72 and 314,308.16

Step by Step Solution

1. Step 1: Write the proportion equation
   465,007.04 : 641,904.72 = 314,308.16 : x
2. Step 2: Convert to fraction form
   465,007.04/641,904.72 = 314,308.16/x
3. Step 3: Cross multiply
   465,007.04x = 641,904.72 × 314,308.16
4. Step 4: Simplify right side
   465,007.04x = 201,755,891,438.52
5. Step 5: Solve for x
   x = 201,755,891,438.52/465,007.04
6. Step 6: Final answer
   x = 433,877.07