Finding the Fourth Proportional to 105,321.72, 158,026.50 and 46,199.82

Step by Step Solution

1. Step 1: Write the proportion equation
   105,321.72 : 158,026.50 = 46,199.82 : x
2. Step 2: Convert to fraction form
   105,321.72/158,026.50 = 46,199.82/x
3. Step 3: Cross multiply
   105,321.72x = 158,026.50 × 46,199.82
4. Step 4: Simplify right side
   105,321.72x = 7,300,795,855.23
5. Step 5: Solve for x
   x = 7,300,795,855.23/105,321.72
6. Step 6: Final answer
   x = 69,319.00