Finding the Third Proportional to 38,652.50 and 55,125.75

Step by Step Solution

1. Step 1: Write the proportion equation
   38,652.50 : 55,125.75 = 55,125.75 : x
2. Step 2: Convert to fraction form
   38,652.50/55,125.75 = 55,125.75/x
3. Step 3: Cross multiply
   38,652.50x = 55,125.75 × 55,125.75
4. Step 4: Simplify right side
   38,652.50x = 3,038,848,313.06
5. Step 5: Solve for x
   x = 3,038,848,313.06/38,652.50
6. Step 6: Final answer
   x = 78,619.71