Finding the Fourth Proportional to 111,196.24, 153,388.56 and 65,829.96

Step by Step Solution

1. Step 1: Write the proportion equation
   111,196.24 : 153,388.56 = 65,829.96 : x
2. Step 2: Convert to fraction form
   111,196.24/153,388.56 = 65,829.96/x
3. Step 3: Cross multiply
   111,196.24x = 153,388.56 × 65,829.96
4. Step 4: Simplify right side
   111,196.24x = 10,097,562,769.26
5. Step 5: Solve for x
   x = 10,097,562,769.26/111,196.24
6. Step 6: Final answer
   x = 90,808.49