Finding the Fourth Proportional to 10,540.38, 14,520.98 and 7,347.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,540.38 : 14,520.98 = 7,347.87 : x
2. Step 2: Convert to fraction form
   10,540.38/14,520.98 = 7,347.87/x
3. Step 3: Cross multiply
   10,540.38x = 14,520.98 × 7,347.87
4. Step 4: Simplify right side
   10,540.38x = 106,698,273.31
5. Step 5: Solve for x
   x = 106,698,273.31/10,540.38
6. Step 6: Final answer
   x = 10,122.81