Finding the Third Proportional to 34,859.25 and 76,387.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,859.25 : 76,387.50 = 76,387.50 : x
2. Step 2: Convert to fraction form
   34,859.25/76,387.50 = 76,387.50/x
3. Step 3: Cross multiply
   34,859.25x = 76,387.50 × 76,387.50
4. Step 4: Simplify right side
   34,859.25x = 5,835,050,156.25
5. Step 5: Solve for x
   x = 5,835,050,156.25/34,859.25
6. Step 6: Final answer
   x = 167,388.86