Finding the Fourth Proportional to 53,146.50, 73,345.50 and 29,273.18

Step by Step Solution

1. Step 1: Write the proportion equation
   53,146.50 : 73,345.50 = 29,273.18 : x
2. Step 2: Convert to fraction form
   53,146.50/73,345.50 = 29,273.18/x
3. Step 3: Cross multiply
   53,146.50x = 73,345.50 × 29,273.18
4. Step 4: Simplify right side
   53,146.50x = 2,147,056,023.69
5. Step 5: Solve for x
   x = 2,147,056,023.69/53,146.50
6. Step 6: Final answer
   x = 40,398.82