Finding the Fourth Proportional to 117,451.72, 162,083.80 and 63,736.72

Step by Step Solution

1. Step 1: Write the proportion equation
   117,451.72 : 162,083.80 = 63,736.72 : x
2. Step 2: Convert to fraction form
   117,451.72/162,083.80 = 63,736.72/x
3. Step 3: Cross multiply
   117,451.72x = 162,083.80 × 63,736.72
4. Step 4: Simplify right side
   117,451.72x = 10,330,690,363.32
5. Step 5: Solve for x
   x = 10,330,690,363.32/117,451.72
6. Step 6: Final answer
   x = 87,956.91