Finding the Fourth Proportional to 12,925.76, 19,385.06 and 3,563.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,925.76 : 19,385.06 = 3,563.51 : x
2. Step 2: Convert to fraction form
   12,925.76/19,385.06 = 3,563.51/x
3. Step 3: Cross multiply
   12,925.76x = 19,385.06 × 3,563.51
4. Step 4: Simplify right side
   12,925.76x = 69,078,740.42
5. Step 5: Solve for x
   x = 69,078,740.42/12,925.76
6. Step 6: Final answer
   x = 5,344.27