Finding the Fourth Proportional to 105,613.61, 158,455.76 and 34,539.53

Step by Step Solution

1. Step 1: Write the proportion equation
   105,613.61 : 158,455.76 = 34,539.53 : x
2. Step 2: Convert to fraction form
   105,613.61/158,455.76 = 34,539.53/x
3. Step 3: Cross multiply
   105,613.61x = 158,455.76 × 34,539.53
4. Step 4: Simplify right side
   105,613.61x = 5,472,986,511.22
5. Step 5: Solve for x
   x = 5,472,986,511.22/105,613.61
6. Step 6: Final answer
   x = 51,820.85