Finding the Third Proportional to 82,247.88 and 123,979.88

Step by Step Solution

1. Step 1: Write the proportion equation
   82,247.88 : 123,979.88 = 123,979.88 : x
2. Step 2: Convert to fraction form
   82,247.88/123,979.88 = 123,979.88/x
3. Step 3: Cross multiply
   82,247.88x = 123,979.88 × 123,979.88
4. Step 4: Simplify right side
   82,247.88x = 15,371,009,405.02
5. Step 5: Solve for x
   x = 15,371,009,405.02/82,247.88
6. Step 6: Final answer
   x = 186,886.40