Finding the Fourth Proportional to 45,118.32, 67,683.96 and 13,956

Step by Step Solution

1. Step 1: Write the proportion equation
   45,118.32 : 67,683.96 = 13,956 : x
2. Step 2: Convert to fraction form
   45,118.32/67,683.96 = 13,956/x
3. Step 3: Cross multiply
   45,118.32x = 67,683.96 × 13,956
4. Step 4: Simplify right side
   45,118.32x = 944,597,345.76
5. Step 5: Solve for x
   x = 944,597,345.76/45,118.32
6. Step 6: Final answer
   x = 20,936.00