Finding the Third Proportional to 47,182.50 and 72,420.75

Step by Step Solution

1. Step 1: Write the proportion equation
   47,182.50 : 72,420.75 = 72,420.75 : x
2. Step 2: Convert to fraction form
   47,182.50/72,420.75 = 72,420.75/x
3. Step 3: Cross multiply
   47,182.50x = 72,420.75 × 72,420.75
4. Step 4: Simplify right side
   47,182.50x = 5,244,765,030.56
5. Step 5: Solve for x
   x = 5,244,765,030.56/47,182.50
6. Step 6: Final answer
   x = 111,159.12