Finding the Fourth Proportional to 2,548,807.40, 3,822,300.43 and 842,635.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548,807.40 : 3,822,300.43 = 842,635.76 : x
2. Step 2: Convert to fraction form
   2,548,807.40/3,822,300.43 = 842,635.76/x
3. Step 3: Cross multiply
   2,548,807.40x = 3,822,300.43 × 842,635.76
4. Step 4: Simplify right side
   2,548,807.40x = 3,220,807,006,563.29
5. Step 5: Solve for x
   x = 3,220,807,006,563.29/2,548,807.40
6. Step 6: Final answer
   x = 1,263,652.56