Finding the Fourth Proportional to 146,430.72, 202,073.76 and 79,362.72

Step by Step Solution

1. Step 1: Write the proportion equation
   146,430.72 : 202,073.76 = 79,362.72 : x
2. Step 2: Convert to fraction form
   146,430.72/202,073.76 = 79,362.72/x
3. Step 3: Cross multiply
   146,430.72x = 202,073.76 × 79,362.72
4. Step 4: Simplify right side
   146,430.72x = 16,037,123,234.23
5. Step 5: Solve for x
   x = 16,037,123,234.23/146,430.72
6. Step 6: Final answer
   x = 109,520.21