Finding the Fourth Proportional to 12,785.27, 19,180.52 and 4,887.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,785.27 : 19,180.52 = 4,887.23 : x
2. Step 2: Convert to fraction form
   12,785.27/19,180.52 = 4,887.23/x
3. Step 3: Cross multiply
   12,785.27x = 19,180.52 × 4,887.23
4. Step 4: Simplify right side
   12,785.27x = 93,739,612.76
5. Step 5: Solve for x
   x = 93,739,612.76/12,785.27
6. Step 6: Final answer
   x = 7,331.84