Finding the Fourth Proportional to 12,569.96, 18,837.92 and 4,774.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,569.96 : 18,837.92 = 4,774.52 : x
2. Step 2: Convert to fraction form
   12,569.96/18,837.92 = 4,774.52/x
3. Step 3: Cross multiply
   12,569.96x = 18,837.92 × 4,774.52
4. Step 4: Simplify right side
   12,569.96x = 89,942,025.80
5. Step 5: Solve for x
   x = 89,942,025.80/12,569.96
6. Step 6: Final answer
   x = 7,155.32