Finding the Fourth Proportional to 2,158,440.04, 2,978,569.02 and 1,191,549.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,158,440.04 : 2,978,569.02 = 1,191,549.52 : x
2. Step 2: Convert to fraction form
   2,158,440.04/2,978,569.02 = 1,191,549.52/x
3. Step 3: Cross multiply
   2,158,440.04x = 2,978,569.02 × 1,191,549.52
4. Step 4: Simplify right side
   2,158,440.04x = 3,549,112,486,067.87
5. Step 5: Solve for x
   x = 3,549,112,486,067.87/2,158,440.04
6. Step 6: Final answer
   x = 1,644,295.15