Finding the Fourth Proportional to 111,919.37, 167,943.47 and 59,328.72

Step by Step Solution

1. Step 1: Write the proportion equation
   111,919.37 : 167,943.47 = 59,328.72 : x
2. Step 2: Convert to fraction form
   111,919.37/167,943.47 = 59,328.72/x
3. Step 3: Cross multiply
   111,919.37x = 167,943.47 × 59,328.72
4. Step 4: Simplify right side
   111,919.37x = 9,963,870,810.81
5. Step 5: Solve for x
   x = 9,963,870,810.81/111,919.37
6. Step 6: Final answer
   x = 89,027.23