Finding the Fourth Proportional to 146,510.72, 202,186.01 and 79,442.72

Step by Step Solution

1. Step 1: Write the proportion equation
   146,510.72 : 202,186.01 = 79,442.72 : x
2. Step 2: Convert to fraction form
   146,510.72/202,186.01 = 79,442.72/x
3. Step 3: Cross multiply
   146,510.72x = 202,186.01 × 79,442.72
4. Step 4: Simplify right side
   146,510.72x = 16,062,206,526.22
5. Step 5: Solve for x
   x = 16,062,206,526.22/146,510.72
6. Step 6: Final answer
   x = 109,631.61