Finding the Fourth Proportional to 108,017.18, 149,066.61 and 60,270.38

Step by Step Solution

1. Step 1: Write the proportion equation
   108,017.18 : 149,066.61 = 60,270.38 : x
2. Step 2: Convert to fraction form
   108,017.18/149,066.61 = 60,270.38/x
3. Step 3: Cross multiply
   108,017.18x = 149,066.61 × 60,270.38
4. Step 4: Simplify right side
   108,017.18x = 8,984,301,230.01
5. Step 5: Solve for x
   x = 8,984,301,230.01/108,017.18
6. Step 6: Final answer
   x = 83,174.74