Finding the Fourth Proportional to 2,936,684.82, 4,405,146.69 and 1,398,889.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,936,684.82 : 4,405,146.69 = 1,398,889.71 : x
2. Step 2: Convert to fraction form
   2,936,684.82/4,405,146.69 = 1,398,889.71/x
3. Step 3: Cross multiply
   2,936,684.82x = 4,405,146.69 × 1,398,889.71
4. Step 4: Simplify right side
   2,936,684.82x = 6,162,314,375,681.56
5. Step 5: Solve for x
   x = 6,162,314,375,681.56/2,936,684.82
6. Step 6: Final answer
   x = 2,098,391.47