Finding the Third Proportional to 402,261.50 and 837,895

Step by Step Solution

1. Step 1: Write the proportion equation
   402,261.50 : 837,895 = 837,895 : x
2. Step 2: Convert to fraction form
   402,261.50/837,895 = 837,895/x
3. Step 3: Cross multiply
   402,261.50x = 837,895 × 837,895
4. Step 4: Simplify right side
   402,261.50x = 702,068,031,025
5. Step 5: Solve for x
   x = 702,068,031,025/402,261.50
6. Step 6: Final answer
   x = 1,745,302.57