Finding the Third Proportional to 121,198.50 and 265,482

Step by Step Solution

1. Step 1: Write the proportion equation
   121,198.50 : 265,482 = 265,482 : x
2. Step 2: Convert to fraction form
   121,198.50/265,482 = 265,482/x
3. Step 3: Cross multiply
   121,198.50x = 265,482 × 265,482
4. Step 4: Simplify right side
   121,198.50x = 70,480,692,324
5. Step 5: Solve for x
   x = 70,480,692,324/121,198.50
6. Step 6: Final answer
   x = 581,531.06