Finding the Fourth Proportional to 8,791.01, 12,131.93 and 5,014.79

Step by Step Solution

1. Step 1: Write the proportion equation
   8,791.01 : 12,131.93 = 5,014.79 : x
2. Step 2: Convert to fraction form
   8,791.01/12,131.93 = 5,014.79/x
3. Step 3: Cross multiply
   8,791.01x = 12,131.93 × 5,014.79
4. Step 4: Simplify right side
   8,791.01x = 60,839,050.41
5. Step 5: Solve for x
   x = 60,839,050.41/8,791.01
6. Step 6: Final answer
   x = 6,920.60