Finding the Fourth Proportional to 11,084.64, 15,291.52 and 7,500.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,084.64 : 15,291.52 = 7,500.86 : x
2. Step 2: Convert to fraction form
   11,084.64/15,291.52 = 7,500.86/x
3. Step 3: Cross multiply
   11,084.64x = 15,291.52 × 7,500.86
4. Step 4: Simplify right side
   11,084.64x = 114,699,455.50
5. Step 5: Solve for x
   x = 114,699,455.50/11,084.64
6. Step 6: Final answer
   x = 10,347.60