Finding the Third Proportional to 668,142 and 1,456,882.88

Step by Step Solution

1. Step 1: Write the proportion equation
   668,142 : 1,456,882.88 = 1,456,882.88 : x
2. Step 2: Convert to fraction form
   668,142/1,456,882.88 = 1,456,882.88/x
3. Step 3: Cross multiply
   668,142x = 1,456,882.88 × 1,456,882.88
4. Step 4: Simplify right side
   668,142x = 2,122,507,711,468.27
5. Step 5: Solve for x
   x = 2,122,507,711,468.27/668,142
6. Step 6: Final answer
   x = 3,176,731.46