Finding the Third Proportional to 56,172.50 and 122,264

Step by Step Solution

1. Step 1: Write the proportion equation
   56,172.50 : 122,264 = 122,264 : x
2. Step 2: Convert to fraction form
   56,172.50/122,264 = 122,264/x
3. Step 3: Cross multiply
   56,172.50x = 122,264 × 122,264
4. Step 4: Simplify right side
   56,172.50x = 14,948,485,696
5. Step 5: Solve for x
   x = 14,948,485,696/56,172.50
6. Step 6: Final answer
   x = 266,117.51