Finding the Fourth Proportional to 52,755.69, 72,809.78 and 30,089.48

Step by Step Solution

1. Step 1: Write the proportion equation
   52,755.69 : 72,809.78 = 30,089.48 : x
2. Step 2: Convert to fraction form
   52,755.69/72,809.78 = 30,089.48/x
3. Step 3: Cross multiply
   52,755.69x = 72,809.78 × 30,089.48
4. Step 4: Simplify right side
   52,755.69x = 2,190,808,513.46
5. Step 5: Solve for x
   x = 2,190,808,513.46/52,755.69
6. Step 6: Final answer
   x = 41,527.44