Finding the Fourth Proportional to 52,672.89, 72,695.43 and 30,019.98

Step by Step Solution

1. Step 1: Write the proportion equation
   52,672.89 : 72,695.43 = 30,019.98 : x
2. Step 2: Convert to fraction form
   52,672.89/72,695.43 = 30,019.98/x
3. Step 3: Cross multiply
   52,672.89x = 72,695.43 × 30,019.98
4. Step 4: Simplify right side
   52,672.89x = 2,182,315,354.69
5. Step 5: Solve for x
   x = 2,182,315,354.69/52,672.89
6. Step 6: Final answer
   x = 41,431.47