Finding the Fourth Proportional to 114,628.50, 158,201.91 and 64,327.50

Step by Step Solution

1. Step 1: Write the proportion equation
   114,628.50 : 158,201.91 = 64,327.50 : x
2. Step 2: Convert to fraction form
   114,628.50/158,201.91 = 64,327.50/x
3. Step 3: Cross multiply
   114,628.50x = 158,201.91 × 64,327.50
4. Step 4: Simplify right side
   114,628.50x = 10,176,733,365.53
5. Step 5: Solve for x
   x = 10,176,733,365.53/114,628.50
6. Step 6: Final answer
   x = 88,780.13