Finding the Fourth Proportional to 11,007.30, 16,492.05 and 5,151.90

Step by Step Solution

1. Step 1: Write the proportion equation
   11,007.30 : 16,492.05 = 5,151.90 : x
2. Step 2: Convert to fraction form
   11,007.30/16,492.05 = 5,151.90/x
3. Step 3: Cross multiply
   11,007.30x = 16,492.05 × 5,151.90
4. Step 4: Simplify right side
   11,007.30x = 84,965,392.40
5. Step 5: Solve for x
   x = 84,965,392.40/11,007.30
6. Step 6: Final answer
   x = 7,719.00