Finding the Third Proportional to 810,465.75 and 1,876,081.50

Step by Step Solution

1. Step 1: Write the proportion equation
   810,465.75 : 1,876,081.50 = 1,876,081.50 : x
2. Step 2: Convert to fraction form
   810,465.75/1,876,081.50 = 1,876,081.50/x
3. Step 3: Cross multiply
   810,465.75x = 1,876,081.50 × 1,876,081.50
4. Step 4: Simplify right side
   810,465.75x = 3,519,681,794,642.25
5. Step 5: Solve for x
   x = 3,519,681,794,642.25/810,465.75
6. Step 6: Final answer
   x = 4,342,789.06