Finding the Fourth Proportional to 2,499,740.79, 3,749,805.60 and 817,014.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499,740.79 : 3,749,805.60 = 817,014.39 : x
2. Step 2: Convert to fraction form
   2,499,740.79/3,749,805.60 = 817,014.39/x
3. Step 3: Cross multiply
   2,499,740.79x = 3,749,805.60 × 817,014.39
4. Step 4: Simplify right side
   2,499,740.79x = 3,063,645,134,902.58
5. Step 5: Solve for x
   x = 3,063,645,134,902.58/2,499,740.79
6. Step 6: Final answer
   x = 1,225,585.13