Finding the Fourth Proportional to 1,493.11, 2,061.24 and 933.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.11 : 2,061.24 = 933.89 : x
2. Step 2: Convert to fraction form
   1,493.11/2,061.24 = 933.89/x
3. Step 3: Cross multiply
   1,493.11x = 2,061.24 × 933.89
4. Step 4: Simplify right side
   1,493.11x = 1,924,971.42
5. Step 5: Solve for x
   x = 1,924,971.42/1,493.11
6. Step 6: Final answer
   x = 1,289.24