Finding the Third Proportional to 15,490.13 and 23,380.31

Step by Step Solution

1. Step 1: Write the proportion equation
   15,490.13 : 23,380.31 = 23,380.31 : x
2. Step 2: Convert to fraction form
   15,490.13/23,380.31 = 23,380.31/x
3. Step 3: Cross multiply
   15,490.13x = 23,380.31 × 23,380.31
4. Step 4: Simplify right side
   15,490.13x = 546,639,012.60
5. Step 5: Solve for x
   x = 546,639,012.60/15,490.13
6. Step 6: Final answer
   x = 35,289.52