Finding the Fourth Proportional to 10,123.50, 15,193.08 and 7,025.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,123.50 : 15,193.08 = 7,025.25 : x
2. Step 2: Convert to fraction form
   10,123.50/15,193.08 = 7,025.25/x
3. Step 3: Cross multiply
   10,123.50x = 15,193.08 × 7,025.25
4. Step 4: Simplify right side
   10,123.50x = 106,735,185.27
5. Step 5: Solve for x
   x = 106,735,185.27/10,123.50
6. Step 6: Final answer
   x = 10,543.31