Finding the Fourth Proportional to 53,172.42, 73,381.22 and 29,299.09

Step by Step Solution

1. Step 1: Write the proportion equation
   53,172.42 : 73,381.22 = 29,299.09 : x
2. Step 2: Convert to fraction form
   53,172.42/73,381.22 = 29,299.09/x
3. Step 3: Cross multiply
   53,172.42x = 73,381.22 × 29,299.09
4. Step 4: Simplify right side
   53,172.42x = 2,150,002,822.59
5. Step 5: Solve for x
   x = 2,150,002,822.59/53,172.42
6. Step 6: Final answer
   x = 40,434.55