Finding the Fourth Proportional to 108,648.61, 149,943.99 and 60,895.33

Step by Step Solution

1. Step 1: Write the proportion equation
   108,648.61 : 149,943.99 = 60,895.33 : x
2. Step 2: Convert to fraction form
   108,648.61/149,943.99 = 60,895.33/x
3. Step 3: Cross multiply
   108,648.61x = 149,943.99 × 60,895.33
4. Step 4: Simplify right side
   108,648.61x = 9,130,888,606.06
5. Step 5: Solve for x
   x = 9,130,888,606.06/108,648.61
6. Step 6: Final answer
   x = 84,040.55