Finding the Third Proportional to 563,220 and 1,173,042

Step by Step Solution

1. Step 1: Write the proportion equation
   563,220 : 1,173,042 = 1,173,042 : x
2. Step 2: Convert to fraction form
   563,220/1,173,042 = 1,173,042/x
3. Step 3: Cross multiply
   563,220x = 1,173,042 × 1,173,042
4. Step 4: Simplify right side
   563,220x = 1,376,027,533,764
5. Step 5: Solve for x
   x = 1,376,027,533,764/563,220
6. Step 6: Final answer
   x = 2,443,143.95