Finding the Third Proportional to 42,950.25 and 87,108.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,950.25 : 87,108.75 = 87,108.75 : x
2. Step 2: Convert to fraction form
   42,950.25/87,108.75 = 87,108.75/x
3. Step 3: Cross multiply
   42,950.25x = 87,108.75 × 87,108.75
4. Step 4: Simplify right side
   42,950.25x = 7,587,934,326.56
5. Step 5: Solve for x
   x = 7,587,934,326.56/42,950.25
6. Step 6: Final answer
   x = 176,667.99