Finding the Third Proportional to 40,442.38 and 87,870.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,442.38 : 87,870.75 = 87,870.75 : x
2. Step 2: Convert to fraction form
   40,442.38/87,870.75 = 87,870.75/x
3. Step 3: Cross multiply
   40,442.38x = 87,870.75 × 87,870.75
4. Step 4: Simplify right side
   40,442.38x = 7,721,268,705.56
5. Step 5: Solve for x
   x = 7,721,268,705.56/40,442.38
6. Step 6: Final answer
   x = 190,920.26