Finding the Fourth Proportional to 105,297.39, 158,019.89 and 60,863.00

Step by Step Solution

1. Step 1: Write the proportion equation
   105,297.39 : 158,019.89 = 60,863.00 : x
2. Step 2: Convert to fraction form
   105,297.39/158,019.89 = 60,863.00/x
3. Step 3: Cross multiply
   105,297.39x = 158,019.89 × 60,863.00
4. Step 4: Simplify right side
   105,297.39x = 9,617,563,470.66
5. Step 5: Solve for x
   x = 9,617,563,470.66/105,297.39
6. Step 6: Final answer
   x = 91,337.15