Finding the Fourth Proportional to 111,905.42, 167,859.87 and 62,300.78

Step by Step Solution

1. Step 1: Write the proportion equation
   111,905.42 : 167,859.87 = 62,300.78 : x
2. Step 2: Convert to fraction form
   111,905.42/167,859.87 = 62,300.78/x
3. Step 3: Cross multiply
   111,905.42x = 167,859.87 × 62,300.78
4. Step 4: Simplify right side
   111,905.42x = 10,457,800,388.25
5. Step 5: Solve for x
   x = 10,457,800,388.25/111,905.42
6. Step 6: Final answer
   x = 93,452.14