Finding the Fourth Proportional to 551,016, 826,662.72 and 157,032

Step by Step Solution

1. Step 1: Write the proportion equation
   551,016 : 826,662.72 = 157,032 : x
2. Step 2: Convert to fraction form
   551,016/826,662.72 = 157,032/x
3. Step 3: Cross multiply
   551,016x = 826,662.72 × 157,032
4. Step 4: Simplify right side
   551,016x = 129,812,500,247.04
5. Step 5: Solve for x
   x = 129,812,500,247.04/551,016
6. Step 6: Final answer
   x = 235,587.53