Finding the Third Proportional to 252,449.63 and 540,360

Step by Step Solution

1. Step 1: Write the proportion equation
   252,449.63 : 540,360 = 540,360 : x
2. Step 2: Convert to fraction form
   252,449.63/540,360 = 540,360/x
3. Step 3: Cross multiply
   252,449.63x = 540,360 × 540,360
4. Step 4: Simplify right side
   252,449.63x = 291,988,929,600
5. Step 5: Solve for x
   x = 291,988,929,600/252,449.63
6. Step 6: Final answer
   x = 1,156,622.55