Finding the Third Proportional to 52,957.69 and 80,677.13

Step by Step Solution

1. Step 1: Write the proportion equation
   52,957.69 : 80,677.13 = 80,677.13 : x
2. Step 2: Convert to fraction form
   52,957.69/80,677.13 = 80,677.13/x
3. Step 3: Cross multiply
   52,957.69x = 80,677.13 × 80,677.13
4. Step 4: Simplify right side
   52,957.69x = 6,508,798,498.27
5. Step 5: Solve for x
   x = 6,508,798,498.27/52,957.69
6. Step 6: Final answer
   x = 122,905.64