Finding the Third Proportional to 52,192.69 and 78,517.69

Step by Step Solution

1. Step 1: Write the proportion equation
   52,192.69 : 78,517.69 = 78,517.69 : x
2. Step 2: Convert to fraction form
   52,192.69/78,517.69 = 78,517.69/x
3. Step 3: Cross multiply
   52,192.69x = 78,517.69 × 78,517.69
4. Step 4: Simplify right side
   52,192.69x = 6,165,027,250.35
5. Step 5: Solve for x
   x = 6,165,027,250.35/52,192.69
6. Step 6: Final answer
   x = 118,120.52