Finding the Fourth Proportional to 53,012.79, 73,162.32 and 29,144.10

Step by Step Solution

1. Step 1: Write the proportion equation
   53,012.79 : 73,162.32 = 29,144.10 : x
2. Step 2: Convert to fraction form
   53,012.79/73,162.32 = 29,144.10/x
3. Step 3: Cross multiply
   53,012.79x = 73,162.32 × 29,144.10
4. Step 4: Simplify right side
   53,012.79x = 2,132,249,970.31
5. Step 5: Solve for x
   x = 2,132,249,970.31/53,012.79
6. Step 6: Final answer
   x = 40,221.43