Finding the Third Proportional to 40,505.06 and 60,620.91

Step by Step Solution

1. Step 1: Write the proportion equation
   40,505.06 : 60,620.91 = 60,620.91 : x
2. Step 2: Convert to fraction form
   40,505.06/60,620.91 = 60,620.91/x
3. Step 3: Cross multiply
   40,505.06x = 60,620.91 × 60,620.91
4. Step 4: Simplify right side
   40,505.06x = 3,674,894,274.57
5. Step 5: Solve for x
   x = 3,674,894,274.57/40,505.06
6. Step 6: Final answer
   x = 90,726.79