Finding the Fourth Proportional to 117,628.86, 162,328.82 and 63,913.88

Step by Step Solution

1. Step 1: Write the proportion equation
   117,628.86 : 162,328.82 = 63,913.88 : x
2. Step 2: Convert to fraction form
   117,628.86/162,328.82 = 63,913.88/x
3. Step 3: Cross multiply
   117,628.86x = 162,328.82 × 63,913.88
4. Step 4: Simplify right side
   117,628.86x = 10,375,064,439.22
5. Step 5: Solve for x
   x = 10,375,064,439.22/117,628.86
6. Step 6: Final answer
   x = 88,201.69