Finding the Fourth Proportional to 2,923.88, 4,026.83 and 2,915.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,923.88 : 4,026.83 = 2,915.00 : x
2. Step 2: Convert to fraction form
   2,923.88/4,026.83 = 2,915.00/x
3. Step 3: Cross multiply
   2,923.88x = 4,026.83 × 2,915.00
4. Step 4: Simplify right side
   2,923.88x = 11,738,174.74
5. Step 5: Solve for x
   x = 11,738,174.74/2,923.88
6. Step 6: Final answer
   x = 4,014.60