Finding the Third Proportional to 112,641.50 and 157,480

Step by Step Solution

1. Step 1: Write the proportion equation
   112,641.50 : 157,480 = 157,480 : x
2. Step 2: Convert to fraction form
   112,641.50/157,480 = 157,480/x
3. Step 3: Cross multiply
   112,641.50x = 157,480 × 157,480
4. Step 4: Simplify right side
   112,641.50x = 24,799,950,400
5. Step 5: Solve for x
   x = 24,799,950,400/112,641.50
6. Step 6: Final answer
   x = 220,167.08