Finding the Fourth Proportional to 110,228.07, 164,593.47 and 107,238.72

Step by Step Solution

1. Step 1: Write the proportion equation
   110,228.07 : 164,593.47 = 107,238.72 : x
2. Step 2: Convert to fraction form
   110,228.07/164,593.47 = 107,238.72/x
3. Step 3: Cross multiply
   110,228.07x = 164,593.47 × 107,238.72
4. Step 4: Simplify right side
   110,228.07x = 17,650,793,043.16
5. Step 5: Solve for x
   x = 17,650,793,043.16/110,228.07
6. Step 6: Final answer
   x = 160,129.75