Finding the Fourth Proportional to 2,161,110.96, 2,982,321.72 and 1,194,308.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161,110.96 : 2,982,321.72 = 1,194,308.40 : x
2. Step 2: Convert to fraction form
   2,161,110.96/2,982,321.72 = 1,194,308.40/x
3. Step 3: Cross multiply
   2,161,110.96x = 2,982,321.72 × 1,194,308.40
4. Step 4: Simplify right side
   2,161,110.96x = 3,561,811,881,698.45
5. Step 5: Solve for x
   x = 3,561,811,881,698.45/2,161,110.96
6. Step 6: Final answer
   x = 1,648,139.29