Finding the Third Proportional to 42,686.56 and 62,645.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,686.56 : 62,645.88 = 62,645.88 : x
2. Step 2: Convert to fraction form
   42,686.56/62,645.88 = 62,645.88/x
3. Step 3: Cross multiply
   42,686.56x = 62,645.88 × 62,645.88
4. Step 4: Simplify right side
   42,686.56x = 3,924,505,654.52
5. Step 5: Solve for x
   x = 3,924,505,654.52/42,686.56
6. Step 6: Final answer
   x = 91,937.73