Finding the Third Proportional to 987,886 and 1,570,984

Step by Step Solution

1. Step 1: Write the proportion equation
   987,886 : 1,570,984 = 1,570,984 : x
2. Step 2: Convert to fraction form
   987,886/1,570,984 = 1,570,984/x
3. Step 3: Cross multiply
   987,886x = 1,570,984 × 1,570,984
4. Step 4: Simplify right side
   987,886x = 2,467,990,728,256
5. Step 5: Solve for x
   x = 2,467,990,728,256/987,886
6. Step 6: Final answer
   x = 2,498,254.58