Finding the Third Proportional to 52,072.88 and 78,838.88

Step by Step Solution

1. Step 1: Write the proportion equation
   52,072.88 : 78,838.88 = 78,838.88 : x
2. Step 2: Convert to fraction form
   52,072.88/78,838.88 = 78,838.88/x
3. Step 3: Cross multiply
   52,072.88x = 78,838.88 × 78,838.88
4. Step 4: Simplify right side
   52,072.88x = 6,215,568,211.27
5. Step 5: Solve for x
   x = 6,215,568,211.27/52,072.88
6. Step 6: Final answer
   x = 119,362.88