Finding the Fourth Proportional to 147,969.99, 204,151.59 and 87,561.41

Step by Step Solution

1. Step 1: Write the proportion equation
   147,969.99 : 204,151.59 = 87,561.41 : x
2. Step 2: Convert to fraction form
   147,969.99/204,151.59 = 87,561.41/x
3. Step 3: Cross multiply
   147,969.99x = 204,151.59 × 87,561.41
4. Step 4: Simplify right side
   147,969.99x = 17,875,800,053.38
5. Step 5: Solve for x
   x = 17,875,800,053.38/147,969.99
6. Step 6: Final answer
   x = 120,806.93