Finding the Third Proportional to 52,308 and 78,952.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,308 : 78,952.50 = 78,952.50 : x
2. Step 2: Convert to fraction form
   52,308/78,952.50 = 78,952.50/x
3. Step 3: Cross multiply
   52,308x = 78,952.50 × 78,952.50
4. Step 4: Simplify right side
   52,308x = 6,233,497,256.25
5. Step 5: Solve for x
   x = 6,233,497,256.25/52,308
6. Step 6: Final answer
   x = 119,169.10