Finding the Fourth Proportional to 111,028.89, 153,269.91 and 70,796.73

Step by Step Solution

1. Step 1: Write the proportion equation
   111,028.89 : 153,269.91 = 70,796.73 : x
2. Step 2: Convert to fraction form
   111,028.89/153,269.91 = 70,796.73/x
3. Step 3: Cross multiply
   111,028.89x = 153,269.91 × 70,796.73
4. Step 4: Simplify right side
   111,028.89x = 10,851,008,435.39
5. Step 5: Solve for x
   x = 10,851,008,435.39/111,028.89
6. Step 6: Final answer
   x = 97,731.40