Finding the Fourth Proportional to 2,543,980.78, 3,510,828.10 and 1,441,625.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543,980.78 : 3,510,828.10 = 1,441,625.86 : x
2. Step 2: Convert to fraction form
   2,543,980.78/3,510,828.10 = 1,441,625.86/x
3. Step 3: Cross multiply
   2,543,980.78x = 3,510,828.10 × 1,441,625.86
4. Step 4: Simplify right side
   2,543,980.78x = 5,061,300,578,974.67
5. Step 5: Solve for x
   x = 5,061,300,578,974.67/2,543,980.78
6. Step 6: Final answer
   x = 1,989,519.98