Finding the Third Proportional to 403,375.50 and 859,743

Step by Step Solution

1. Step 1: Write the proportion equation
   403,375.50 : 859,743 = 859,743 : x
2. Step 2: Convert to fraction form
   403,375.50/859,743 = 859,743/x
3. Step 3: Cross multiply
   403,375.50x = 859,743 × 859,743
4. Step 4: Simplify right side
   403,375.50x = 739,158,026,049
5. Step 5: Solve for x
   x = 739,158,026,049/403,375.50
6. Step 6: Final answer
   x = 1,832,431.63