Finding the Fourth Proportional to 105,700.56, 158,533.96 and 30,803.18

Step by Step Solution

1. Step 1: Write the proportion equation
   105,700.56 : 158,533.96 = 30,803.18 : x
2. Step 2: Convert to fraction form
   105,700.56/158,533.96 = 30,803.18/x
3. Step 3: Cross multiply
   105,700.56x = 158,533.96 × 30,803.18
4. Step 4: Simplify right side
   105,700.56x = 4,883,350,150.14
5. Step 5: Solve for x
   x = 4,883,350,150.14/105,700.56
6. Step 6: Final answer
   x = 46,199.85