Finding the Fourth Proportional to 105,658.83, 158,448.15 and 30,754.08

Step by Step Solution

1. Step 1: Write the proportion equation
   105,658.83 : 158,448.15 = 30,754.08 : x
2. Step 2: Convert to fraction form
   105,658.83/158,448.15 = 30,754.08/x
3. Step 3: Cross multiply
   105,658.83x = 158,448.15 × 30,754.08
4. Step 4: Simplify right side
   105,658.83x = 4,872,927,080.95
5. Step 5: Solve for x
   x = 4,872,927,080.95/105,658.83
6. Step 6: Final answer
   x = 46,119.45