Finding the Third Proportional to 721,242 and 1,142,068

Step by Step Solution

1. Step 1: Write the proportion equation
   721,242 : 1,142,068 = 1,142,068 : x
2. Step 2: Convert to fraction form
   721,242/1,142,068 = 1,142,068/x
3. Step 3: Cross multiply
   721,242x = 1,142,068 × 1,142,068
4. Step 4: Simplify right side
   721,242x = 1,304,319,316,624
5. Step 5: Solve for x
   x = 1,304,319,316,624/721,242
6. Step 6: Final answer
   x = 1,808,435.06