Finding the Fourth Proportional to 1,493.39, 2,061.86 and 934.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.39 : 2,061.86 = 934.64 : x
2. Step 2: Convert to fraction form
   1,493.39/2,061.86 = 934.64/x
3. Step 3: Cross multiply
   1,493.39x = 2,061.86 × 934.64
4. Step 4: Simplify right side
   1,493.39x = 1,927,081.85
5. Step 5: Solve for x
   x = 1,927,081.85/1,493.39
6. Step 6: Final answer
   x = 1,290.41