Finding the Fourth Proportional to 1,981,867.29, 2,734,930.34 and 1,166,123.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,981,867.29 : 2,734,930.34 = 1,166,123.81 : x
2. Step 2: Convert to fraction form
   1,981,867.29/2,734,930.34 = 1,166,123.81/x
3. Step 3: Cross multiply
   1,981,867.29x = 2,734,930.34 × 1,166,123.81
4. Step 4: Simplify right side
   1,981,867.29x = 3,189,267,391,080.71
5. Step 5: Solve for x
   x = 3,189,267,391,080.71/1,981,867.29
6. Step 6: Final answer
   x = 1,609,223.49