Finding the Fourth Proportional to 12,505.83, 18,749.42 and 4,180.92

Step by Step Solution

1. Step 1: Write the proportion equation
   12,505.83 : 18,749.42 = 4,180.92 : x
2. Step 2: Convert to fraction form
   12,505.83/18,749.42 = 4,180.92/x
3. Step 3: Cross multiply
   12,505.83x = 18,749.42 × 4,180.92
4. Step 4: Simplify right side
   12,505.83x = 78,389,825.07
5. Step 5: Solve for x
   x = 78,389,825.07/12,505.83
6. Step 6: Final answer
   x = 6,268.26