Finding the Fourth Proportional to 118,059.22, 162,920.69 and 64,344.22

Step by Step Solution

1. Step 1: Write the proportion equation
   118,059.22 : 162,920.69 = 64,344.22 : x
2. Step 2: Convert to fraction form
   118,059.22/162,920.69 = 64,344.22/x
3. Step 3: Cross multiply
   118,059.22x = 162,920.69 × 64,344.22
4. Step 4: Simplify right side
   118,059.22x = 10,483,004,719.91
5. Step 5: Solve for x
   x = 10,483,004,719.91/118,059.22
6. Step 6: Final answer
   x = 88,794.46