Finding the Fourth Proportional to 2,509.99, 3,763.69 and 1,470.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,509.99 : 3,763.69 = 1,470.31 : x
2. Step 2: Convert to fraction form
   2,509.99/3,763.69 = 1,470.31/x
3. Step 3: Cross multiply
   2,509.99x = 3,763.69 × 1,470.31
4. Step 4: Simplify right side
   2,509.99x = 5,533,777.96
5. Step 5: Solve for x
   x = 5,533,777.96/2,509.99
6. Step 6: Final answer
   x = 2,204.70