Finding the Fourth Proportional to 2,543,010.88, 3,509,340.32 and 1,397,066.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543,010.88 : 3,509,340.32 = 1,397,066.56 : x
2. Step 2: Convert to fraction form
   2,543,010.88/3,509,340.32 = 1,397,066.56/x
3. Step 3: Cross multiply
   2,543,010.88x = 3,509,340.32 × 1,397,066.56
4. Step 4: Simplify right side
   2,543,010.88x = 4,902,782,008,731.70
5. Step 5: Solve for x
   x = 4,902,782,008,731.70/2,543,010.88
6. Step 6: Final answer
   x = 1,927,943.78