Finding the Fourth Proportional to 117,839.46, 162,618.15 and 64,124.46

Step by Step Solution

1. Step 1: Write the proportion equation
   117,839.46 : 162,618.15 = 64,124.46 : x
2. Step 2: Convert to fraction form
   117,839.46/162,618.15 = 64,124.46/x
3. Step 3: Cross multiply
   117,839.46x = 162,618.15 × 64,124.46
4. Step 4: Simplify right side
   117,839.46x = 10,427,800,488.09
5. Step 5: Solve for x
   x = 10,427,800,488.09/117,839.46
6. Step 6: Final answer
   x = 88,491.59