Finding the Fourth Proportional to 2,087,568.84, 2,880,796.20 and 1,228,184.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087,568.84 : 2,880,796.20 = 1,228,184.42 : x
2. Step 2: Convert to fraction form
   2,087,568.84/2,880,796.20 = 1,228,184.42/x
3. Step 3: Cross multiply
   2,087,568.84x = 2,880,796.20 × 1,228,184.42
4. Step 4: Simplify right side
   2,087,568.84x = 3,538,149,010,035.20
5. Step 5: Solve for x
   x = 3,538,149,010,035.20/2,087,568.84
6. Step 6: Final answer
   x = 1,694,865.79