Finding the Fourth Proportional to 146,978.16, 202,828.56 and 79,910.16

Step by Step Solution

1. Step 1: Write the proportion equation
   146,978.16 : 202,828.56 = 79,910.16 : x
2. Step 2: Convert to fraction form
   146,978.16/202,828.56 = 79,910.16/x
3. Step 3: Cross multiply
   146,978.16x = 202,828.56 × 79,910.16
4. Step 4: Simplify right side
   146,978.16x = 16,208,062,682.17
5. Step 5: Solve for x
   x = 16,208,062,682.17/146,978.16
6. Step 6: Final answer
   x = 110,275.31