Finding the Fourth Proportional to 2,311,149.38, 3,190,407.72 and 1,381,185.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,311,149.38 : 3,190,407.72 = 1,381,185.32 : x
2. Step 2: Convert to fraction form
   2,311,149.38/3,190,407.72 = 1,381,185.32/x
3. Step 3: Cross multiply
   2,311,149.38x = 3,190,407.72 × 1,381,185.32
4. Step 4: Simplify right side
   2,311,149.38x = 4,406,544,291,726.63
5. Step 5: Solve for x
   x = 4,406,544,291,726.63/2,311,149.38
6. Step 6: Final answer
   x = 1,906,646.25