Finding the Fourth Proportional to 151,561.16, 209,067.60 and 94,874.12

Step by Step Solution

1. Step 1: Write the proportion equation
   151,561.16 : 209,067.60 = 94,874.12 : x
2. Step 2: Convert to fraction form
   151,561.16/209,067.60 = 94,874.12/x
3. Step 3: Cross multiply
   151,561.16x = 209,067.60 × 94,874.12
4. Step 4: Simplify right side
   151,561.16x = 19,835,104,570.51
5. Step 5: Solve for x
   x = 19,835,104,570.51/151,561.16
6. Step 6: Final answer
   x = 130,871.95