Finding the Third Proportional to 79,290 and 108,726.75

Step by Step Solution

1. Step 1: Write the proportion equation
   79,290 : 108,726.75 = 108,726.75 : x
2. Step 2: Convert to fraction form
   79,290/108,726.75 = 108,726.75/x
3. Step 3: Cross multiply
   79,290x = 108,726.75 × 108,726.75
4. Step 4: Simplify right side
   79,290x = 11,821,506,165.56
5. Step 5: Solve for x
   x = 11,821,506,165.56/79,290
6. Step 6: Final answer
   x = 149,092.02