Finding the Fourth Proportional to 11,500.18, 15,869.37 and 7,026.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,500.18 : 15,869.37 = 7,026.10 : x
2. Step 2: Convert to fraction form
   11,500.18/15,869.37 = 7,026.10/x
3. Step 3: Cross multiply
   11,500.18x = 15,869.37 × 7,026.10
4. Step 4: Simplify right side
   11,500.18x = 111,499,780.56
5. Step 5: Solve for x
   x = 111,499,780.56/11,500.18
6. Step 6: Final answer
   x = 9,695.48