Finding the Fourth Proportional to 30,510.72, 45,510.72 and 25,524.48

Step by Step Solution

1. Step 1: Write the proportion equation
   30,510.72 : 45,510.72 = 25,524.48 : x
2. Step 2: Convert to fraction form
   30,510.72/45,510.72 = 25,524.48/x
3. Step 3: Cross multiply
   30,510.72x = 45,510.72 × 25,524.48
4. Step 4: Simplify right side
   30,510.72x = 1,161,637,462.43
5. Step 5: Solve for x
   x = 1,161,637,462.43/30,510.72
6. Step 6: Final answer
   x = 38,073.09