Finding the Third Proportional to 52,501.50 and 77,928.75

Step by Step Solution

1. Step 1: Write the proportion equation
   52,501.50 : 77,928.75 = 77,928.75 : x
2. Step 2: Convert to fraction form
   52,501.50/77,928.75 = 77,928.75/x
3. Step 3: Cross multiply
   52,501.50x = 77,928.75 × 77,928.75
4. Step 4: Simplify right side
   52,501.50x = 6,072,890,076.56
5. Step 5: Solve for x
   x = 6,072,890,076.56/52,501.50
6. Step 6: Final answer
   x = 115,670.79