Finding the Fourth Proportional to 12,227.52, 16,875.47 and 7,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,227.52 : 16,875.47 = 7,191.50 : x
2. Step 2: Convert to fraction form
   12,227.52/16,875.47 = 7,191.50/x
3. Step 3: Cross multiply
   12,227.52x = 16,875.47 × 7,191.50
4. Step 4: Simplify right side
   12,227.52x = 121,359,822.17
5. Step 5: Solve for x
   x = 121,359,822.17/12,227.52
6. Step 6: Final answer
   x = 9,925.14