Finding the Fourth Proportional to 8,074.56, 12,111.30 and 4,123.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,074.56 : 12,111.30 = 4,123.34 : x
2. Step 2: Convert to fraction form
   8,074.56/12,111.30 = 4,123.34/x
3. Step 3: Cross multiply
   8,074.56x = 12,111.30 × 4,123.34
4. Step 4: Simplify right side
   8,074.56x = 49,938,947.19
5. Step 5: Solve for x
   x = 49,938,947.19/8,074.56
6. Step 6: Final answer
   x = 6,184.73