Finding the Fourth Proportional to 111,895.34, 154,418.80 and 60,911.37

Step by Step Solution

1. Step 1: Write the proportion equation
   111,895.34 : 154,418.80 = 60,911.37 : x
2. Step 2: Convert to fraction form
   111,895.34/154,418.80 = 60,911.37/x
3. Step 3: Cross multiply
   111,895.34x = 154,418.80 × 60,911.37
4. Step 4: Simplify right side
   111,895.34x = 9,405,860,509.48
5. Step 5: Solve for x
   x = 9,405,860,509.48/111,895.34
6. Step 6: Final answer
   x = 84,059.45