Finding the Fourth Proportional to 28,076.56, 42,105.76 and 9,351.59

Step by Step Solution

1. Step 1: Write the proportion equation
   28,076.56 : 42,105.76 = 9,351.59 : x
2. Step 2: Convert to fraction form
   28,076.56/42,105.76 = 9,351.59/x
3. Step 3: Cross multiply
   28,076.56x = 42,105.76 × 9,351.59
4. Step 4: Simplify right side
   28,076.56x = 393,755,804.16
5. Step 5: Solve for x
   x = 393,755,804.16/28,076.56
6. Step 6: Final answer
   x = 14,024.36