Finding the Fourth Proportional to 9,499.28, 13,108.93 and 5,250.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.28 : 13,108.93 = 5,250.63 : x
2. Step 2: Convert to fraction form
   9,499.28/13,108.93 = 5,250.63/x
3. Step 3: Cross multiply
   9,499.28x = 13,108.93 × 5,250.63
4. Step 4: Simplify right side
   9,499.28x = 68,830,141.13
5. Step 5: Solve for x
   x = 68,830,141.13/9,499.28
6. Step 6: Final answer
   x = 7,245.83