Finding the Fourth Proportional to 2,057,117.29, 2,838,605.74 and 1,139,322.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,117.29 : 2,838,605.74 = 1,139,322.38 : x
2. Step 2: Convert to fraction form
   2,057,117.29/2,838,605.74 = 1,139,322.38/x
3. Step 3: Cross multiply
   2,057,117.29x = 2,838,605.74 × 1,139,322.38
4. Step 4: Simplify right side
   2,057,117.29x = 3,234,087,047,578.46
5. Step 5: Solve for x
   x = 3,234,087,047,578.46/2,057,117.29
6. Step 6: Final answer
   x = 1,572,145.19