Finding the Fourth Proportional to 2,243,485.72, 3,359,865.28 and 1,293,977.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243,485.72 : 3,359,865.28 = 1,293,977.80 : x
2. Step 2: Convert to fraction form
   2,243,485.72/3,359,865.28 = 1,293,977.80/x
3. Step 3: Cross multiply
   2,243,485.72x = 3,359,865.28 × 1,293,977.80
4. Step 4: Simplify right side
   2,243,485.72x = 4,347,591,083,310.78
5. Step 5: Solve for x
   x = 4,347,591,083,310.78/2,243,485.72
6. Step 6: Final answer
   x = 1,937,873.30