Finding the Third Proportional to 79,590.50 and 120,410.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,590.50 : 120,410.50 = 120,410.50 : x
2. Step 2: Convert to fraction form
   79,590.50/120,410.50 = 120,410.50/x
3. Step 3: Cross multiply
   79,590.50x = 120,410.50 × 120,410.50
4. Step 4: Simplify right side
   79,590.50x = 14,498,688,510.25
5. Step 5: Solve for x
   x = 14,498,688,510.25/79,590.50
6. Step 6: Final answer
   x = 182,166.07