Finding the Third Proportional to 43,681.50 and 69,275.25

Step by Step Solution

1. Step 1: Write the proportion equation
   43,681.50 : 69,275.25 = 69,275.25 : x
2. Step 2: Convert to fraction form
   43,681.50/69,275.25 = 69,275.25/x
3. Step 3: Cross multiply
   43,681.50x = 69,275.25 × 69,275.25
4. Step 4: Simplify right side
   43,681.50x = 4,799,060,262.56
5. Step 5: Solve for x
   x = 4,799,060,262.56/43,681.50
6. Step 6: Final answer
   x = 109,864.82