Finding the Fourth Proportional to 201,851.72, 302,569.76 and 89,584.81

Step by Step Solution

1. Step 1: Write the proportion equation
   201,851.72 : 302,569.76 = 89,584.81 : x
2. Step 2: Convert to fraction form
   201,851.72/302,569.76 = 89,584.81/x
3. Step 3: Cross multiply
   201,851.72x = 302,569.76 × 89,584.81
4. Step 4: Simplify right side
   201,851.72x = 27,105,653,928.88
5. Step 5: Solve for x
   x = 27,105,653,928.88/201,851.72
6. Step 6: Final answer
   x = 134,284.98