Finding the Fourth Proportional to 2,526.89, 3,784.46 and 1,291.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,526.89 : 3,784.46 = 1,291.23 : x
2. Step 2: Convert to fraction form
   2,526.89/3,784.46 = 1,291.23/x
3. Step 3: Cross multiply
   2,526.89x = 3,784.46 × 1,291.23
4. Step 4: Simplify right side
   2,526.89x = 4,886,601.83
5. Step 5: Solve for x
   x = 4,886,601.83/2,526.89
6. Step 6: Final answer
   x = 1,933.84