Finding the Third Proportional to 52,431.05 and 78,652.27

Step by Step Solution

1. Step 1: Write the proportion equation
   52,431.05 : 78,652.27 = 78,652.27 : x
2. Step 2: Convert to fraction form
   52,431.05/78,652.27 = 78,652.27/x
3. Step 3: Cross multiply
   52,431.05x = 78,652.27 × 78,652.27
4. Step 4: Simplify right side
   52,431.05x = 6,186,178,887.95
5. Step 5: Solve for x
   x = 6,186,178,887.95/52,431.05
6. Step 6: Final answer
   x = 117,986.94