Finding the Fourth Proportional to 117,946.71, 162,769.41 and 64,234.71

Step by Step Solution

1. Step 1: Write the proportion equation
   117,946.71 : 162,769.41 = 64,234.71 : x
2. Step 2: Convert to fraction form
   117,946.71/162,769.41 = 64,234.71/x
3. Step 3: Cross multiply
   117,946.71x = 162,769.41 × 64,234.71
4. Step 4: Simplify right side
   117,946.71x = 10,455,445,848.22
5. Step 5: Solve for x
   x = 10,455,445,848.22/117,946.71
6. Step 6: Final answer
   x = 88,645.51