Finding the Fourth Proportional to 105,426.08, 158,099.32 and 34,330.15

Step by Step Solution

1. Step 1: Write the proportion equation
   105,426.08 : 158,099.32 = 34,330.15 : x
2. Step 2: Convert to fraction form
   105,426.08/158,099.32 = 34,330.15/x
3. Step 3: Cross multiply
   105,426.08x = 158,099.32 × 34,330.15
4. Step 4: Simplify right side
   105,426.08x = 5,427,573,370.50
5. Step 5: Solve for x
   x = 5,427,573,370.50/105,426.08
6. Step 6: Final answer
   x = 51,482.26