Finding the Third Proportional to 60,025.50 and 128,946

Step by Step Solution

1. Step 1: Write the proportion equation
   60,025.50 : 128,946 = 128,946 : x
2. Step 2: Convert to fraction form
   60,025.50/128,946 = 128,946/x
3. Step 3: Cross multiply
   60,025.50x = 128,946 × 128,946
4. Step 4: Simplify right side
   60,025.50x = 16,627,070,916
5. Step 5: Solve for x
   x = 16,627,070,916/60,025.50
6. Step 6: Final answer
   x = 277,000.12