Finding the Fourth Proportional to 117,794, 162,555.72 and 64,802

Step by Step Solution

1. Step 1: Write the proportion equation
   117,794 : 162,555.72 = 64,802 : x
2. Step 2: Convert to fraction form
   117,794/162,555.72 = 64,802/x
3. Step 3: Cross multiply
   117,794x = 162,555.72 × 64,802
4. Step 4: Simplify right side
   117,794x = 10,533,935,767.44
5. Step 5: Solve for x
   x = 10,533,935,767.44/117,794
6. Step 6: Final answer
   x = 89,426.76