Finding the Third Proportional to 42,170.50 and 90,593.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,170.50 : 90,593.50 = 90,593.50 : x
2. Step 2: Convert to fraction form
   42,170.50/90,593.50 = 90,593.50/x
3. Step 3: Cross multiply
   42,170.50x = 90,593.50 × 90,593.50
4. Step 4: Simplify right side
   42,170.50x = 8,207,182,242.25
5. Step 5: Solve for x
   x = 8,207,182,242.25/42,170.50
6. Step 6: Final answer
   x = 194,619.04