Finding the Fourth Proportional to 146,667.78, 202,401.62 and 79,599.78

Step by Step Solution

1. Step 1: Write the proportion equation
   146,667.78 : 202,401.62 = 79,599.78 : x
2. Step 2: Convert to fraction form
   146,667.78/202,401.62 = 79,599.78/x
3. Step 3: Cross multiply
   146,667.78x = 202,401.62 × 79,599.78
4. Step 4: Simplify right side
   146,667.78x = 16,111,124,324.14
5. Step 5: Solve for x
   x = 16,111,124,324.14/146,667.78
6. Step 6: Final answer
   x = 109,847.74