Finding the Fourth Proportional to 111,873.47, 154,388.23 and 60,888.96

Step by Step Solution

1. Step 1: Write the proportion equation
   111,873.47 : 154,388.23 = 60,888.96 : x
2. Step 2: Convert to fraction form
   111,873.47/154,388.23 = 60,888.96/x
3. Step 3: Cross multiply
   111,873.47x = 154,388.23 × 60,888.96
4. Step 4: Simplify right side
   111,873.47x = 9,400,538,608.72
5. Step 5: Solve for x
   x = 9,400,538,608.72/111,873.47
6. Step 6: Final answer
   x = 84,028.31