Finding the Fourth Proportional to 117,049.55, 161,528.06 and 63,335.48

Step by Step Solution

1. Step 1: Write the proportion equation
   117,049.55 : 161,528.06 = 63,335.48 : x
2. Step 2: Convert to fraction form
   117,049.55/161,528.06 = 63,335.48/x
3. Step 3: Cross multiply
   117,049.55x = 161,528.06 × 63,335.48
4. Step 4: Simplify right side
   117,049.55x = 10,230,456,896.89
5. Step 5: Solve for x
   x = 10,230,456,896.89/117,049.55
6. Step 6: Final answer
   x = 87,402.79