Finding the Third Proportional to 15,705.38 and 34,180.88

Step by Step Solution

1. Step 1: Write the proportion equation
   15,705.38 : 34,180.88 = 34,180.88 : x
2. Step 2: Convert to fraction form
   15,705.38/34,180.88 = 34,180.88/x
3. Step 3: Cross multiply
   15,705.38x = 34,180.88 × 34,180.88
4. Step 4: Simplify right side
   15,705.38x = 1,168,332,215.77
5. Step 5: Solve for x
   x = 1,168,332,215.77/15,705.38
6. Step 6: Final answer
   x = 74,390.60