Finding the Fourth Proportional to 43,498.56, 65,252.16 and 13,908.96

Step by Step Solution

1. Step 1: Write the proportion equation
   43,498.56 : 65,252.16 = 13,908.96 : x
2. Step 2: Convert to fraction form
   43,498.56/65,252.16 = 13,908.96/x
3. Step 3: Cross multiply
   43,498.56x = 65,252.16 × 13,908.96
4. Step 4: Simplify right side
   43,498.56x = 907,589,683.35
5. Step 5: Solve for x
   x = 907,589,683.35/43,498.56
6. Step 6: Final answer
   x = 20,864.82