Finding the Fourth Proportional to 2,156,746.33, 2,976,289.41 and 1,189,884.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,156,746.33 : 2,976,289.41 = 1,189,884.43 : x
2. Step 2: Convert to fraction form
   2,156,746.33/2,976,289.41 = 1,189,884.43/x
3. Step 3: Cross multiply
   2,156,746.33x = 2,976,289.41 × 1,189,884.43
4. Step 4: Simplify right side
   2,156,746.33x = 3,541,440,428,132.89
5. Step 5: Solve for x
   x = 3,541,440,428,132.89/2,156,746.33
6. Step 6: Final answer
   x = 1,642,029.19