Finding the Fourth Proportional to 48,996.72, 73,500.72 and 19,417.12

Step by Step Solution

1. Step 1: Write the proportion equation
   48,996.72 : 73,500.72 = 19,417.12 : x
2. Step 2: Convert to fraction form
   48,996.72/73,500.72 = 19,417.12/x
3. Step 3: Cross multiply
   48,996.72x = 73,500.72 × 19,417.12
4. Step 4: Simplify right side
   48,996.72x = 1,427,172,300.33
5. Step 5: Solve for x
   x = 1,427,172,300.33/48,996.72
6. Step 6: Final answer
   x = 29,127.92