Finding the Fourth Proportional to 159,066.18, 219,498.28 and 93,644.62

Step by Step Solution

1. Step 1: Write the proportion equation
   159,066.18 : 219,498.28 = 93,644.62 : x
2. Step 2: Convert to fraction form
   159,066.18/219,498.28 = 93,644.62/x
3. Step 3: Cross multiply
   159,066.18x = 219,498.28 × 93,644.62
4. Step 4: Simplify right side
   159,066.18x = 20,554,833,021.25
5. Step 5: Solve for x
   x = 20,554,833,021.25/159,066.18
6. Step 6: Final answer
   x = 129,221.89