Finding the Third Proportional to 552,290 and 1,207,924

Step by Step Solution

1. Step 1: Write the proportion equation
   552,290 : 1,207,924 = 1,207,924 : x
2. Step 2: Convert to fraction form
   552,290/1,207,924 = 1,207,924/x
3. Step 3: Cross multiply
   552,290x = 1,207,924 × 1,207,924
4. Step 4: Simplify right side
   552,290x = 1,459,080,389,776
5. Step 5: Solve for x
   x = 1,459,080,389,776/552,290
6. Step 6: Final answer
   x = 2,641,873.63