Finding the Third Proportional to 34,105.50 and 72,947.25

Step by Step Solution

1. Step 1: Write the proportion equation
   34,105.50 : 72,947.25 = 72,947.25 : x
2. Step 2: Convert to fraction form
   34,105.50/72,947.25 = 72,947.25/x
3. Step 3: Cross multiply
   34,105.50x = 72,947.25 × 72,947.25
4. Step 4: Simplify right side
   34,105.50x = 5,321,301,282.56
5. Step 5: Solve for x
   x = 5,321,301,282.56/34,105.50
6. Step 6: Final answer
   x = 156,024.73