Finding the Fourth Proportional to 108,710.10, 149,984.06 and 65,673.48

Step by Step Solution

1. Step 1: Write the proportion equation
   108,710.10 : 149,984.06 = 65,673.48 : x
2. Step 2: Convert to fraction form
   108,710.10/149,984.06 = 65,673.48/x
3. Step 3: Cross multiply
   108,710.10x = 149,984.06 × 65,673.48
4. Step 4: Simplify right side
   108,710.10x = 9,849,975,164.73
5. Step 5: Solve for x
   x = 9,849,975,164.73/108,710.10
6. Step 6: Final answer
   x = 90,607.73