Finding the Fourth Proportional to 2,627,390.52, 3,941,062.02 and 830,274.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627,390.52 : 3,941,062.02 = 830,274.30 : x
2. Step 2: Convert to fraction form
   2,627,390.52/3,941,062.02 = 830,274.30/x
3. Step 3: Cross multiply
   2,627,390.52x = 3,941,062.02 × 830,274.30
4. Step 4: Simplify right side
   2,627,390.52x = 3,272,162,509,912.09
5. Step 5: Solve for x
   x = 3,272,162,509,912.09/2,627,390.52
6. Step 6: Final answer
   x = 1,245,403.94