Finding the Fourth Proportional to 11,002.50, 16,492.82 and 5,148.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,002.50 : 16,492.82 = 5,148.63 : x
2. Step 2: Convert to fraction form
   11,002.50/16,492.82 = 5,148.63/x
3. Step 3: Cross multiply
   11,002.50x = 16,492.82 × 5,148.63
4. Step 4: Simplify right side
   11,002.50x = 84,915,402.09
5. Step 5: Solve for x
   x = 84,915,402.09/11,002.50
6. Step 6: Final answer
   x = 7,717.83