Finding the Fourth Proportional to 105,397.56, 158,096.34 and 43,068

Step by Step Solution

1. Step 1: Write the proportion equation
   105,397.56 : 158,096.34 = 43,068 : x
2. Step 2: Convert to fraction form
   105,397.56/158,096.34 = 43,068/x
3. Step 3: Cross multiply
   105,397.56x = 158,096.34 × 43,068
4. Step 4: Simplify right side
   105,397.56x = 6,808,893,171.12
5. Step 5: Solve for x
   x = 6,808,893,171.12/105,397.56
6. Step 6: Final answer
   x = 64,602