Finding the Third Proportional to 40,784.50 and 57,434.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,784.50 : 57,434.25 = 57,434.25 : x
2. Step 2: Convert to fraction form
   40,784.50/57,434.25 = 57,434.25/x
3. Step 3: Cross multiply
   40,784.50x = 57,434.25 × 57,434.25
4. Step 4: Simplify right side
   40,784.50x = 3,298,693,073.06
5. Step 5: Solve for x
   x = 3,298,693,073.06/40,784.50
6. Step 6: Final answer
   x = 80,881.05