Finding the Third Proportional to 563,882 and 1,215,788

Step by Step Solution

1. Step 1: Write the proportion equation
   563,882 : 1,215,788 = 1,215,788 : x
2. Step 2: Convert to fraction form
   563,882/1,215,788 = 1,215,788/x
3. Step 3: Cross multiply
   563,882x = 1,215,788 × 1,215,788
4. Step 4: Simplify right side
   563,882x = 1,478,140,460,944
5. Step 5: Solve for x
   x = 1,478,140,460,944/563,882
6. Step 6: Final answer
   x = 2,621,364.86