Finding the Fourth Proportional to 10,502.06, 14,492.78 and 5,721.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,502.06 : 14,492.78 = 5,721.99 : x
2. Step 2: Convert to fraction form
   10,502.06/14,492.78 = 5,721.99/x
3. Step 3: Cross multiply
   10,502.06x = 14,492.78 × 5,721.99
4. Step 4: Simplify right side
   10,502.06x = 82,927,513.62
5. Step 5: Solve for x
   x = 82,927,513.62/10,502.06
6. Step 6: Final answer
   x = 7,896.31