Finding the Fourth Proportional to 146,313.72, 201,911.67 and 79,245.72

Step by Step Solution

1. Step 1: Write the proportion equation
   146,313.72 : 201,911.67 = 79,245.72 : x
2. Step 2: Convert to fraction form
   146,313.72/201,911.67 = 79,245.72/x
3. Step 3: Cross multiply
   146,313.72x = 201,911.67 × 79,245.72
4. Step 4: Simplify right side
   146,313.72x = 16,000,635,665.55
5. Step 5: Solve for x
   x = 16,000,635,665.55/146,313.72
6. Step 6: Final answer
   x = 109,358.41