Finding the Third Proportional to 623,670 and 941,142

Step by Step Solution

1. Step 1: Write the proportion equation
   623,670 : 941,142 = 941,142 : x
2. Step 2: Convert to fraction form
   623,670/941,142 = 941,142/x
3. Step 3: Cross multiply
   623,670x = 941,142 × 941,142
4. Step 4: Simplify right side
   623,670x = 885,748,264,164
5. Step 5: Solve for x
   x = 885,748,264,164/623,670
6. Step 6: Final answer
   x = 1,420,219.45