Finding the Fourth Proportional to 2,469.47, 3,700.31 and 907.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.47 : 3,700.31 = 907.31 : x
2. Step 2: Convert to fraction form
   2,469.47/3,700.31 = 907.31/x
3. Step 3: Cross multiply
   2,469.47x = 3,700.31 × 907.31
4. Step 4: Simplify right side
   2,469.47x = 3,357,332.98
5. Step 5: Solve for x
   x = 3,357,332.98/2,469.47
6. Step 6: Final answer
   x = 1,359.54