Finding the Third Proportional to 12,877.88 and 28,216.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,877.88 : 28,216.13 = 28,216.13 : x
2. Step 2: Convert to fraction form
   12,877.88/28,216.13 = 28,216.13/x
3. Step 3: Cross multiply
   12,877.88x = 28,216.13 × 28,216.13
4. Step 4: Simplify right side
   12,877.88x = 796,149,710.02
5. Step 5: Solve for x
   x = 796,149,710.02/12,877.88
6. Step 6: Final answer
   x = 61,823.07