Finding the Fourth Proportional to 105,613.62, 158,216.29 and 58,724.34

Step by Step Solution

1. Step 1: Write the proportion equation
   105,613.62 : 158,216.29 = 58,724.34 : x
2. Step 2: Convert to fraction form
   105,613.62/158,216.29 = 58,724.34/x
3. Step 3: Cross multiply
   105,613.62x = 158,216.29 × 58,724.34
4. Step 4: Simplify right side
   105,613.62x = 9,291,147,357.34
5. Step 5: Solve for x
   x = 9,291,147,357.34/105,613.62
6. Step 6: Final answer
   x = 87,973.00