Finding the Third Proportional to 631,179 and 887,800.50

Step by Step Solution

1. Step 1: Write the proportion equation
   631,179 : 887,800.50 = 887,800.50 : x
2. Step 2: Convert to fraction form
   631,179/887,800.50 = 887,800.50/x
3. Step 3: Cross multiply
   631,179x = 887,800.50 × 887,800.50
4. Step 4: Simplify right side
   631,179x = 788,189,727,800.25
5. Step 5: Solve for x
   x = 788,189,727,800.25/631,179
6. Step 6: Final answer
   x = 1,248,757.84