Finding the Fourth Proportional to 111,517.58, 167,057.66 and 64,672.04

Step by Step Solution

1. Step 1: Write the proportion equation
   111,517.58 : 167,057.66 = 64,672.04 : x
2. Step 2: Convert to fraction form
   111,517.58/167,057.66 = 64,672.04/x
3. Step 3: Cross multiply
   111,517.58x = 167,057.66 × 64,672.04
4. Step 4: Simplify right side
   111,517.58x = 10,803,959,669.83
5. Step 5: Solve for x
   x = 10,803,959,669.83/111,517.58
6. Step 6: Final answer
   x = 96,881.22