Finding the Third Proportional to 1,403,246 and 2,117,559

Step by Step Solution

1. Step 1: Write the proportion equation
   1,403,246 : 2,117,559 = 2,117,559 : x
2. Step 2: Convert to fraction form
   1,403,246/2,117,559 = 2,117,559/x
3. Step 3: Cross multiply
   1,403,246x = 2,117,559 × 2,117,559
4. Step 4: Simplify right side
   1,403,246x = 4,484,056,118,481
5. Step 5: Solve for x
   x = 4,484,056,118,481/1,403,246
6. Step 6: Final answer
   x = 3,195,488.26