Finding the Third Proportional to 40,641.75 and 60,780.38

Step by Step Solution

1. Step 1: Write the proportion equation
   40,641.75 : 60,780.38 = 60,780.38 : x
2. Step 2: Convert to fraction form
   40,641.75/60,780.38 = 60,780.38/x
3. Step 3: Cross multiply
   40,641.75x = 60,780.38 × 60,780.38
4. Step 4: Simplify right side
   40,641.75x = 3,694,253,985.14
5. Step 5: Solve for x
   x = 3,694,253,985.14/40,641.75
6. Step 6: Final answer
   x = 90,898.00