Finding the Fourth Proportional to 111,463.42, 167,096.71 and 85,285.03

Step by Step Solution

1. Step 1: Write the proportion equation
   111,463.42 : 167,096.71 = 85,285.03 : x
2. Step 2: Convert to fraction form
   111,463.42/167,096.71 = 85,285.03/x
3. Step 3: Cross multiply
   111,463.42x = 167,096.71 × 85,285.03
4. Step 4: Simplify right side
   111,463.42x = 14,250,847,925.25
5. Step 5: Solve for x
   x = 14,250,847,925.25/111,463.42
6. Step 6: Final answer
   x = 127,852.24