Finding the Third Proportional to 408,061.50 and 883,911

Step by Step Solution

1. Step 1: Write the proportion equation
   408,061.50 : 883,911 = 883,911 : x
2. Step 2: Convert to fraction form
   408,061.50/883,911 = 883,911/x
3. Step 3: Cross multiply
   408,061.50x = 883,911 × 883,911
4. Step 4: Simplify right side
   408,061.50x = 781,298,655,921
5. Step 5: Solve for x
   x = 781,298,655,921/408,061.50
6. Step 6: Final answer
   x = 1,914,659.08