Finding the Fourth Proportional to 52,222.16, 72,066.10 and 28,348.82

Step by Step Solution

1. Step 1: Write the proportion equation
   52,222.16 : 72,066.10 = 28,348.82 : x
2. Step 2: Convert to fraction form
   52,222.16/72,066.10 = 28,348.82/x
3. Step 3: Cross multiply
   52,222.16x = 72,066.10 × 28,348.82
4. Step 4: Simplify right side
   52,222.16x = 2,042,988,897.00
5. Step 5: Solve for x
   x = 2,042,988,897.00/52,222.16
6. Step 6: Final answer
   x = 39,121.11