Finding the Fourth Proportional to 118,964.77, 164,168.37 and 64,513.94

Step by Step Solution

1. Step 1: Write the proportion equation
   118,964.77 : 164,168.37 = 64,513.94 : x
2. Step 2: Convert to fraction form
   118,964.77/164,168.37 = 64,513.94/x
3. Step 3: Cross multiply
   118,964.77x = 164,168.37 × 64,513.94
4. Step 4: Simplify right side
   118,964.77x = 10,591,147,551.24
5. Step 5: Solve for x
   x = 10,591,147,551.24/118,964.77
6. Step 6: Final answer
   x = 89,027.60