Finding the Fourth Proportional to 117,845.27, 162,626.17 and 64,130.27

Step by Step Solution

1. Step 1: Write the proportion equation
   117,845.27 : 162,626.17 = 64,130.27 : x
2. Step 2: Convert to fraction form
   117,845.27/162,626.17 = 64,130.27/x
3. Step 3: Cross multiply
   117,845.27x = 162,626.17 × 64,130.27
4. Step 4: Simplify right side
   117,845.27x = 10,429,260,191.17
5. Step 5: Solve for x
   x = 10,429,260,191.17/117,845.27
6. Step 6: Final answer
   x = 88,499.61