Finding the Third Proportional to 584,547 and 1,256,118

Step by Step Solution

1. Step 1: Write the proportion equation
   584,547 : 1,256,118 = 1,256,118 : x
2. Step 2: Convert to fraction form
   584,547/1,256,118 = 1,256,118/x
3. Step 3: Cross multiply
   584,547x = 1,256,118 × 1,256,118
4. Step 4: Simplify right side
   584,547x = 1,577,832,429,924
5. Step 5: Solve for x
   x = 1,577,832,429,924/584,547
6. Step 6: Final answer
   x = 2,699,239.63