Finding the Third Proportional to 1,098,554 and 1,567,931

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098,554 : 1,567,931 = 1,567,931 : x
2. Step 2: Convert to fraction form
   1,098,554/1,567,931 = 1,567,931/x
3. Step 3: Cross multiply
   1,098,554x = 1,567,931 × 1,567,931
4. Step 4: Simplify right side
   1,098,554x = 2,458,407,620,761
5. Step 5: Solve for x
   x = 2,458,407,620,761/1,098,554
6. Step 6: Final answer
   x = 2,237,857.78