Finding the Fourth Proportional to 114,650.22, 158,208.63 and 64,339.50

Step by Step Solution

1. Step 1: Write the proportion equation
   114,650.22 : 158,208.63 = 64,339.50 : x
2. Step 2: Convert to fraction form
   114,650.22/158,208.63 = 64,339.50/x
3. Step 3: Cross multiply
   114,650.22x = 158,208.63 × 64,339.50
4. Step 4: Simplify right side
   114,650.22x = 10,179,064,149.89
5. Step 5: Solve for x
   x = 10,179,064,149.89/114,650.22
6. Step 6: Final answer
   x = 88,783.64