Finding the Third Proportional to 1,360.55 and 1,520.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360.55 : 1,520.02 = 1,520.02 : x
2. Step 2: Convert to fraction form
   1,360.55/1,520.02 = 1,520.02/x
3. Step 3: Cross multiply
   1,360.55x = 1,520.02 × 1,520.02
4. Step 4: Simplify right side
   1,360.55x = 2,310,447.50
5. Step 5: Solve for x
   x = 2,310,447.50/1,360.55
6. Step 6: Final answer
   x = 1,698.18