Finding the Fourth Proportional to 143,513.44, 198,030.72 and 79,846.72

Step by Step Solution

1. Step 1: Write the proportion equation
   143,513.44 : 198,030.72 = 79,846.72 : x
2. Step 2: Convert to fraction form
   143,513.44/198,030.72 = 79,846.72/x
3. Step 3: Cross multiply
   143,513.44x = 198,030.72 × 79,846.72
4. Step 4: Simplify right side
   143,513.44x = 15,812,103,451.24
5. Step 5: Solve for x
   x = 15,812,103,451.24/143,513.44
6. Step 6: Final answer
   x = 110,178.56