Finding the Third Proportional to 12,787.88 and 27,982.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,787.88 : 27,982.13 = 27,982.13 : x
2. Step 2: Convert to fraction form
   12,787.88/27,982.13 = 27,982.13/x
3. Step 3: Cross multiply
   12,787.88x = 27,982.13 × 27,982.13
4. Step 4: Simplify right side
   12,787.88x = 782,999,319.52
5. Step 5: Solve for x
   x = 782,999,319.52/12,787.88
6. Step 6: Final answer
   x = 61,229.82