Finding the Fourth Proportional to 105,196.24, 158,027.90 and 65,244.75

Step by Step Solution

1. Step 1: Write the proportion equation
   105,196.24 : 158,027.90 = 65,244.75 : x
2. Step 2: Convert to fraction form
   105,196.24/158,027.90 = 65,244.75/x
3. Step 3: Cross multiply
   105,196.24x = 158,027.90 × 65,244.75
4. Step 4: Simplify right side
   105,196.24x = 10,310,490,828.53
5. Step 5: Solve for x
   x = 10,310,490,828.53/105,196.24
6. Step 6: Final answer
   x = 98,011.97