Finding the Fourth Proportional to 146,456.02, 202,109.61 and 79,388.02

Step by Step Solution

1. Step 1: Write the proportion equation
   146,456.02 : 202,109.61 = 79,388.02 : x
2. Step 2: Convert to fraction form
   146,456.02/202,109.61 = 79,388.02/x
3. Step 3: Cross multiply
   146,456.02x = 202,109.61 × 79,388.02
4. Step 4: Simplify right side
   146,456.02x = 16,045,081,760.87
5. Step 5: Solve for x
   x = 16,045,081,760.87/146,456.02
6. Step 6: Final answer
   x = 109,555.63