Finding the Fourth Proportional to 143,175.04, 197,680.38 and 89,484.16

Step by Step Solution

1. Step 1: Write the proportion equation
   143,175.04 : 197,680.38 = 89,484.16 : x
2. Step 2: Convert to fraction form
   143,175.04/197,680.38 = 89,484.16/x
3. Step 3: Cross multiply
   143,175.04x = 197,680.38 × 89,484.16
4. Step 4: Simplify right side
   143,175.04x = 17,689,262,752.78
5. Step 5: Solve for x
   x = 17,689,262,752.78/143,175.04
6. Step 6: Final answer
   x = 123,549.91