Finding the Third Proportional to 40,139.09 and 88,223.34

Step by Step Solution

1. Step 1: Write the proportion equation
   40,139.09 : 88,223.34 = 88,223.34 : x
2. Step 2: Convert to fraction form
   40,139.09/88,223.34 = 88,223.34/x
3. Step 3: Cross multiply
   40,139.09x = 88,223.34 × 88,223.34
4. Step 4: Simplify right side
   40,139.09x = 7,783,358,382.43
5. Step 5: Solve for x
   x = 7,783,358,382.43/40,139.09
6. Step 6: Final answer
   x = 193,909.71