Finding the Fourth Proportional to 117,843.38, 162,622.49 and 64,127.48

Step by Step Solution

1. Step 1: Write the proportion equation
   117,843.38 : 162,622.49 = 64,127.48 : x
2. Step 2: Convert to fraction form
   117,843.38/162,622.49 = 64,127.48/x
3. Step 3: Cross multiply
   117,843.38x = 162,622.49 × 64,127.48
4. Step 4: Simplify right side
   117,843.38x = 10,428,571,041.90
5. Step 5: Solve for x
   x = 10,428,571,041.90/117,843.38
6. Step 6: Final answer
   x = 88,495.18