Finding the Fourth Proportional to 10,935.58, 16,408.72 and 4,693.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,935.58 : 16,408.72 = 4,693.74 : x
2. Step 2: Convert to fraction form
   10,935.58/16,408.72 = 4,693.74/x
3. Step 3: Cross multiply
   10,935.58x = 16,408.72 × 4,693.74
4. Step 4: Simplify right side
   10,935.58x = 77,018,265.41
5. Step 5: Solve for x
   x = 77,018,265.41/10,935.58
6. Step 6: Final answer
   x = 7,042.91