Finding the Fourth Proportional to 105,580.08, 158,380.56 and 30,700.88

Step by Step Solution

1. Step 1: Write the proportion equation
   105,580.08 : 158,380.56 = 30,700.88 : x
2. Step 2: Convert to fraction form
   105,580.08/158,380.56 = 30,700.88/x
3. Step 3: Cross multiply
   105,580.08x = 158,380.56 × 30,700.88
4. Step 4: Simplify right side
   105,580.08x = 4,862,422,566.89
5. Step 5: Solve for x
   x = 4,862,422,566.89/105,580.08
6. Step 6: Final answer
   x = 46,054.36