Finding the Fourth Proportional to 2,181,642.61, 3,272,687.84 and 834,938.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181,642.61 : 3,272,687.84 = 834,938.05 : x
2. Step 2: Convert to fraction form
   2,181,642.61/3,272,687.84 = 834,938.05/x
3. Step 3: Cross multiply
   2,181,642.61x = 3,272,687.84 × 834,938.05
4. Step 4: Simplify right side
   2,181,642.61x = 2,732,491,603,388.31
5. Step 5: Solve for x
   x = 2,732,491,603,388.31/2,181,642.61
6. Step 6: Final answer
   x = 1,252,492.77