Finding the Fourth Proportional to 12,259.32, 18,385.56 and 3,372.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,259.32 : 18,385.56 = 3,372.51 : x
2. Step 2: Convert to fraction form
   12,259.32/18,385.56 = 3,372.51/x
3. Step 3: Cross multiply
   12,259.32x = 18,385.56 × 3,372.51
4. Step 4: Simplify right side
   12,259.32x = 62,005,484.96
5. Step 5: Solve for x
   x = 62,005,484.96/12,259.32
6. Step 6: Final answer
   x = 5,057.82