Finding the Fourth Proportional to 2,161,105.74, 2,982,245.67 and 1,194,215.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161,105.74 : 2,982,245.67 = 1,194,215.94 : x
2. Step 2: Convert to fraction form
   2,161,105.74/2,982,245.67 = 1,194,215.94/x
3. Step 3: Cross multiply
   2,161,105.74x = 2,982,245.67 × 1,194,215.94
4. Step 4: Simplify right side
   2,161,105.74x = 3,561,445,316,109.98
5. Step 5: Solve for x
   x = 3,561,445,316,109.98/2,161,105.74
6. Step 6: Final answer
   x = 1,647,973.65