Finding the Fourth Proportional to 114,922.08, 158,591.52 and 64,620

Step by Step Solution

1. Step 1: Write the proportion equation
   114,922.08 : 158,591.52 = 64,620 : x
2. Step 2: Convert to fraction form
   114,922.08/158,591.52 = 64,620/x
3. Step 3: Cross multiply
   114,922.08x = 158,591.52 × 64,620
4. Step 4: Simplify right side
   114,922.08x = 10,248,184,022.40
5. Step 5: Solve for x
   x = 10,248,184,022.40/114,922.08
6. Step 6: Final answer
   x = 89,175.07