Finding the Third Proportional to 42,166.50 and 63,021.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,166.50 : 63,021.75 = 63,021.75 : x
2. Step 2: Convert to fraction form
   42,166.50/63,021.75 = 63,021.75/x
3. Step 3: Cross multiply
   42,166.50x = 63,021.75 × 63,021.75
4. Step 4: Simplify right side
   42,166.50x = 3,971,740,973.06
5. Step 5: Solve for x
   x = 3,971,740,973.06/42,166.50
6. Step 6: Final answer
   x = 94,191.86