Finding the Third Proportional to 402,826.50 and 877,527

Step by Step Solution

1. Step 1: Write the proportion equation
   402,826.50 : 877,527 = 877,527 : x
2. Step 2: Convert to fraction form
   402,826.50/877,527 = 877,527/x
3. Step 3: Cross multiply
   402,826.50x = 877,527 × 877,527
4. Step 4: Simplify right side
   402,826.50x = 770,053,635,729
5. Step 5: Solve for x
   x = 770,053,635,729/402,826.50
6. Step 6: Final answer
   x = 1,911,626.06