Finding the Fourth Proportional to 10,897.50, 15,038.55 and 5,929.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,897.50 : 15,038.55 = 5,929.50 : x
2. Step 2: Convert to fraction form
   10,897.50/15,038.55 = 5,929.50/x
3. Step 3: Cross multiply
   10,897.50x = 15,038.55 × 5,929.50
4. Step 4: Simplify right side
   10,897.50x = 89,171,082.23
5. Step 5: Solve for x
   x = 89,171,082.23/10,897.50
6. Step 6: Final answer
   x = 8,182.71