Finding the Fourth Proportional to 108,061.74, 149,107.37 and 60,315.08

Step by Step Solution

1. Step 1: Write the proportion equation
   108,061.74 : 149,107.37 = 60,315.08 : x
2. Step 2: Convert to fraction form
   108,061.74/149,107.37 = 60,315.08/x
3. Step 3: Cross multiply
   108,061.74x = 149,107.37 × 60,315.08
4. Step 4: Simplify right side
   108,061.74x = 8,993,421,903.03
5. Step 5: Solve for x
   x = 8,993,421,903.03/108,061.74
6. Step 6: Final answer
   x = 83,224.85