Finding the Fourth Proportional to 114,867.48, 158,524.38 and 64,569.72

Step by Step Solution

1. Step 1: Write the proportion equation
   114,867.48 : 158,524.38 = 64,569.72 : x
2. Step 2: Convert to fraction form
   114,867.48/158,524.38 = 64,569.72/x
3. Step 3: Cross multiply
   114,867.48x = 158,524.38 × 64,569.72
4. Step 4: Simplify right side
   114,867.48x = 10,235,874,829.77
5. Step 5: Solve for x
   x = 10,235,874,829.77/114,867.48
6. Step 6: Final answer
   x = 89,110.29