Finding the Fourth Proportional to 2,074,318.75, 3,112,932.54 and 859,914.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074,318.75 : 3,112,932.54 = 859,914.10 : x
2. Step 2: Convert to fraction form
   2,074,318.75/3,112,932.54 = 859,914.10/x
3. Step 3: Cross multiply
   2,074,318.75x = 3,112,932.54 × 859,914.10
4. Step 4: Simplify right side
   2,074,318.75x = 2,676,854,567,930.15
5. Step 5: Solve for x
   x = 2,676,854,567,930.15/2,074,318.75
6. Step 6: Final answer
   x = 1,290,474.08