Finding the Fourth Proportional to 105,549.52, 158,285.94 and 30,649.36

Step by Step Solution

1. Step 1: Write the proportion equation
   105,549.52 : 158,285.94 = 30,649.36 : x
2. Step 2: Convert to fraction form
   105,549.52/158,285.94 = 30,649.36/x
3. Step 3: Cross multiply
   105,549.52x = 158,285.94 × 30,649.36
4. Step 4: Simplify right side
   105,549.52x = 4,851,362,758.00
5. Step 5: Solve for x
   x = 4,851,362,758.00/105,549.52
6. Step 6: Final answer
   x = 45,962.91