Finding the Fourth Proportional to 2,732,912.55, 4,099,368.83 and 839,748.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,732,912.55 : 4,099,368.83 = 839,748.15 : x
2. Step 2: Convert to fraction form
   2,732,912.55/4,099,368.83 = 839,748.15/x
3. Step 3: Cross multiply
   2,732,912.55x = 4,099,368.83 × 839,748.15
4. Step 4: Simplify right side
   2,732,912.55x = 3,442,437,386,961.42
5. Step 5: Solve for x
   x = 3,442,437,386,961.42/2,732,912.55
6. Step 6: Final answer
   x = 1,259,622.23