Finding the Fourth Proportional to 108,591.69, 149,856.43 and 60,845.38

Step by Step Solution

1. Step 1: Write the proportion equation
   108,591.69 : 149,856.43 = 60,845.38 : x
2. Step 2: Convert to fraction form
   108,591.69/149,856.43 = 60,845.38/x
3. Step 3: Cross multiply
   108,591.69x = 149,856.43 × 60,845.38
4. Step 4: Simplify right side
   108,591.69x = 9,118,071,016.12
5. Step 5: Solve for x
   x = 9,118,071,016.12/108,591.69
6. Step 6: Final answer
   x = 83,966.56