Finding the Fourth Proportional to 111,936.79, 154,468.92 and 60,948.51

Step by Step Solution

1. Step 1: Write the proportion equation
   111,936.79 : 154,468.92 = 60,948.51 : x
2. Step 2: Convert to fraction form
   111,936.79/154,468.92 = 60,948.51/x
3. Step 3: Cross multiply
   111,936.79x = 154,468.92 × 60,948.51
4. Step 4: Simplify right side
   111,936.79x = 9,414,650,515.31
5. Step 5: Solve for x
   x = 9,414,650,515.31/111,936.79
6. Step 6: Final answer
   x = 84,106.85