Finding the Third Proportional to 402,440.50 and 837,881

Step by Step Solution

1. Step 1: Write the proportion equation
   402,440.50 : 837,881 = 837,881 : x
2. Step 2: Convert to fraction form
   402,440.50/837,881 = 837,881/x
3. Step 3: Cross multiply
   402,440.50x = 837,881 × 837,881
4. Step 4: Simplify right side
   402,440.50x = 702,044,570,161
5. Step 5: Solve for x
   x = 702,044,570,161/402,440.50
6. Step 6: Final answer
   x = 1,744,467.99