Finding the Third Proportional to 490,080 and 1,055,248

Step by Step Solution

1. Step 1: Write the proportion equation
   490,080 : 1,055,248 = 1,055,248 : x
2. Step 2: Convert to fraction form
   490,080/1,055,248 = 1,055,248/x
3. Step 3: Cross multiply
   490,080x = 1,055,248 × 1,055,248
4. Step 4: Simplify right side
   490,080x = 1,113,548,341,504
5. Step 5: Solve for x
   x = 1,113,548,341,504/490,080
6. Step 6: Final answer
   x = 2,272,176.67