Finding the Fourth Proportional to 105,406.05, 158,099.36 and 35,285.97

Step by Step Solution

1. Step 1: Write the proportion equation
   105,406.05 : 158,099.36 = 35,285.97 : x
2. Step 2: Convert to fraction form
   105,406.05/158,099.36 = 35,285.97/x
3. Step 3: Cross multiply
   105,406.05x = 158,099.36 × 35,285.97
4. Step 4: Simplify right side
   105,406.05x = 5,578,689,097.55
5. Step 5: Solve for x
   x = 5,578,689,097.55/105,406.05
6. Step 6: Final answer
   x = 52,925.70