Finding the Fourth Proportional to 111,808.10, 167,906.55 and 59,320.10

Step by Step Solution

1. Step 1: Write the proportion equation
   111,808.10 : 167,906.55 = 59,320.10 : x
2. Step 2: Convert to fraction form
   111,808.10/167,906.55 = 59,320.10/x
3. Step 3: Cross multiply
   111,808.10x = 167,906.55 × 59,320.10
4. Step 4: Simplify right side
   111,808.10x = 9,960,233,336.66
5. Step 5: Solve for x
   x = 9,960,233,336.66/111,808.10
6. Step 6: Final answer
   x = 89,083.29