Finding the Third Proportional to 120,031.50 and 175,113

Step by Step Solution

1. Step 1: Write the proportion equation
   120,031.50 : 175,113 = 175,113 : x
2. Step 2: Convert to fraction form
   120,031.50/175,113 = 175,113/x
3. Step 3: Cross multiply
   120,031.50x = 175,113 × 175,113
4. Step 4: Simplify right side
   120,031.50x = 30,664,562,769
5. Step 5: Solve for x
   x = 30,664,562,769/120,031.50
6. Step 6: Final answer
   x = 255,470.96