Finding the Fourth Proportional to 45,499.03, 68,248.72 and 13,908.97

Step by Step Solution

1. Step 1: Write the proportion equation
   45,499.03 : 68,248.72 = 13,908.97 : x
2. Step 2: Convert to fraction form
   45,499.03/68,248.72 = 13,908.97/x
3. Step 3: Cross multiply
   45,499.03x = 68,248.72 × 13,908.97
4. Step 4: Simplify right side
   45,499.03x = 949,269,501.72
5. Step 5: Solve for x
   x = 949,269,501.72/45,499.03
6. Step 6: Final answer
   x = 20,863.51