Finding the Fourth Proportional to 105,874.08, 146,117.82 and 60,556.20

Step by Step Solution

1. Step 1: Write the proportion equation
   105,874.08 : 146,117.82 = 60,556.20 : x
2. Step 2: Convert to fraction form
   105,874.08/146,117.82 = 60,556.20/x
3. Step 3: Cross multiply
   105,874.08x = 146,117.82 × 60,556.20
4. Step 4: Simplify right side
   105,874.08x = 8,848,339,931.48
5. Step 5: Solve for x
   x = 8,848,339,931.48/105,874.08
6. Step 6: Final answer
   x = 83,574.18