Finding the Fourth Proportional to 117,498.38, 162,147.98 and 63,783.44

Step by Step Solution

1. Step 1: Write the proportion equation
   117,498.38 : 162,147.98 = 63,783.44 : x
2. Step 2: Convert to fraction form
   117,498.38/162,147.98 = 63,783.44/x
3. Step 3: Cross multiply
   117,498.38x = 162,147.98 × 63,783.44
4. Step 4: Simplify right side
   117,498.38x = 10,342,355,953.45
5. Step 5: Solve for x
   x = 10,342,355,953.45/117,498.38
6. Step 6: Final answer
   x = 88,021.26