Finding the Fourth Proportional to 2,339,852.38, 3,507,536.42 and 990,158.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339,852.38 : 3,507,536.42 = 990,158.30 : x
2. Step 2: Convert to fraction form
   2,339,852.38/3,507,536.42 = 990,158.30/x
3. Step 3: Cross multiply
   2,339,852.38x = 3,507,536.42 × 990,158.30
4. Step 4: Simplify right side
   2,339,852.38x = 3,473,016,298,815.29
5. Step 5: Solve for x
   x = 3,473,016,298,815.29/2,339,852.38
6. Step 6: Final answer
   x = 1,484,288.64