Finding the Fourth Proportional to 11,462.39, 15,824.99 and 7,490.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,462.39 : 15,824.99 = 7,490.15 : x
2. Step 2: Convert to fraction form
   11,462.39/15,824.99 = 7,490.15/x
3. Step 3: Cross multiply
   11,462.39x = 15,824.99 × 7,490.15
4. Step 4: Simplify right side
   11,462.39x = 118,531,488.45
5. Step 5: Solve for x
   x = 118,531,488.45/11,462.39
6. Step 6: Final answer
   x = 10,340.91