Finding the Fourth Proportional to 21,123.17, 31,680.71 and 6,332.08

Step by Step Solution

1. Step 1: Write the proportion equation
   21,123.17 : 31,680.71 = 6,332.08 : x
2. Step 2: Convert to fraction form
   21,123.17/31,680.71 = 6,332.08/x
3. Step 3: Cross multiply
   21,123.17x = 31,680.71 × 6,332.08
4. Step 4: Simplify right side
   21,123.17x = 200,604,679.31
5. Step 5: Solve for x
   x = 200,604,679.31/21,123.17
6. Step 6: Final answer
   x = 9,496.90