Finding the Third Proportional to 32,818.13 and 71,990.25

Step by Step Solution

1. Step 1: Write the proportion equation
   32,818.13 : 71,990.25 = 71,990.25 : x
2. Step 2: Convert to fraction form
   32,818.13/71,990.25 = 71,990.25/x
3. Step 3: Cross multiply
   32,818.13x = 71,990.25 × 71,990.25
4. Step 4: Simplify right side
   32,818.13x = 5,182,596,095.06
5. Step 5: Solve for x
   x = 5,182,596,095.06/32,818.13
6. Step 6: Final answer
   x = 157,918.71