Finding the Fourth Proportional to 1,938.74, 2,909.79 and 1,062.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,938.74 : 2,909.79 = 1,062.05 : x
2. Step 2: Convert to fraction form
   1,938.74/2,909.79 = 1,062.05/x
3. Step 3: Cross multiply
   1,938.74x = 2,909.79 × 1,062.05
4. Step 4: Simplify right side
   1,938.74x = 3,090,327.92
5. Step 5: Solve for x
   x = 3,090,327.92/1,938.74
6. Step 6: Final answer
   x = 1,593.99