Finding the Fourth Proportional to 105,510.56, 158,292.72 and 46,359.20

Step by Step Solution

1. Step 1: Write the proportion equation
   105,510.56 : 158,292.72 = 46,359.20 : x
2. Step 2: Convert to fraction form
   105,510.56/158,292.72 = 46,359.20/x
3. Step 3: Cross multiply
   105,510.56x = 158,292.72 × 46,359.20
4. Step 4: Simplify right side
   105,510.56x = 7,338,323,865.02
5. Step 5: Solve for x
   x = 7,338,323,865.02/105,510.56
6. Step 6: Final answer
   x = 69,550.61