Finding the Fourth Proportional to 17,200.47, 25,810.56 and 9,303.11

Step by Step Solution

1. Step 1: Write the proportion equation
   17,200.47 : 25,810.56 = 9,303.11 : x
2. Step 2: Convert to fraction form
   17,200.47/25,810.56 = 9,303.11/x
3. Step 3: Cross multiply
   17,200.47x = 25,810.56 × 9,303.11
4. Step 4: Simplify right side
   17,200.47x = 240,118,349.79
5. Step 5: Solve for x
   x = 240,118,349.79/17,200.47
6. Step 6: Final answer
   x = 13,959.99