Finding the Fourth Proportional to 117,472, 162,111.94 and 63,757.08

Step by Step Solution

1. Step 1: Write the proportion equation
   117,472 : 162,111.94 = 63,757.08 : x
2. Step 2: Convert to fraction form
   117,472/162,111.94 = 63,757.08/x
3. Step 3: Cross multiply
   117,472x = 162,111.94 × 63,757.08
4. Step 4: Simplify right side
   117,472x = 10,335,783,927.54
5. Step 5: Solve for x
   x = 10,335,783,927.54/117,472
6. Step 6: Final answer
   x = 87,985.09