Finding the Fourth Proportional to 11,469.22, 15,830.88 and 7,490.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,469.22 : 15,830.88 = 7,490.94 : x
2. Step 2: Convert to fraction form
   11,469.22/15,830.88 = 7,490.94/x
3. Step 3: Cross multiply
   11,469.22x = 15,830.88 × 7,490.94
4. Step 4: Simplify right side
   11,469.22x = 118,588,084.77
5. Step 5: Solve for x
   x = 118,588,084.77/11,469.22
6. Step 6: Final answer
   x = 10,339.68