Finding the Fourth Proportional to 2,156,359.02, 2,976,731.98 and 1,392,784.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,156,359.02 : 2,976,731.98 = 1,392,784.98 : x
2. Step 2: Convert to fraction form
   2,156,359.02/2,976,731.98 = 1,392,784.98/x
3. Step 3: Cross multiply
   2,156,359.02x = 2,976,731.98 × 1,392,784.98
4. Step 4: Simplify right side
   2,156,359.02x = 4,145,947,591,229.66
5. Step 5: Solve for x
   x = 4,145,947,591,229.66/2,156,359.02
6. Step 6: Final answer
   x = 1,922,661.09