Finding the Fourth Proportional to 67,640.04, 93,369.42 and 60,554.16

Step by Step Solution

1. Step 1: Write the proportion equation
   67,640.04 : 93,369.42 = 60,554.16 : x
2. Step 2: Convert to fraction form
   67,640.04/93,369.42 = 60,554.16/x
3. Step 3: Cross multiply
   67,640.04x = 93,369.42 × 60,554.16
4. Step 4: Simplify right side
   67,640.04x = 5,653,906,797.79
5. Step 5: Solve for x
   x = 5,653,906,797.79/67,640.04
6. Step 6: Final answer
   x = 83,588.16