Finding the Fourth Proportional to 7,846.55, 10,818.54 and 5,607.61

Step by Step Solution

1. Step 1: Write the proportion equation
   7,846.55 : 10,818.54 = 5,607.61 : x
2. Step 2: Convert to fraction form
   7,846.55/10,818.54 = 5,607.61/x
3. Step 3: Cross multiply
   7,846.55x = 10,818.54 × 5,607.61
4. Step 4: Simplify right side
   7,846.55x = 60,666,153.09
5. Step 5: Solve for x
   x = 60,666,153.09/7,846.55
6. Step 6: Final answer
   x = 7,731.57