Finding the Fourth Proportional to 117,398, 162,008.71 and 63,683.04

Step by Step Solution

1. Step 1: Write the proportion equation
   117,398 : 162,008.71 = 63,683.04 : x
2. Step 2: Convert to fraction form
   117,398/162,008.71 = 63,683.04/x
3. Step 3: Cross multiply
   117,398x = 162,008.71 × 63,683.04
4. Step 4: Simplify right side
   117,398x = 10,317,207,159.28
5. Step 5: Solve for x
   x = 10,317,207,159.28/117,398
6. Step 6: Final answer
   x = 87,882.31