Finding the Fourth Proportional to 7,845.88, 10,812.54 and 7,651.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,845.88 : 10,812.54 = 7,651.48 : x
2. Step 2: Convert to fraction form
   7,845.88/10,812.54 = 7,651.48/x
3. Step 3: Cross multiply
   7,845.88x = 10,812.54 × 7,651.48
4. Step 4: Simplify right side
   7,845.88x = 82,731,933.56
5. Step 5: Solve for x
   x = 82,731,933.56/7,845.88
6. Step 6: Final answer
   x = 10,544.63