Finding the Fourth Proportional to 7,531.58, 10,403.49 and 5,784.77

Step by Step Solution

1. Step 1: Write the proportion equation
   7,531.58 : 10,403.49 = 5,784.77 : x
2. Step 2: Convert to fraction form
   7,531.58/10,403.49 = 5,784.77/x
3. Step 3: Cross multiply
   7,531.58x = 10,403.49 × 5,784.77
4. Step 4: Simplify right side
   7,531.58x = 60,181,744.83
5. Step 5: Solve for x
   x = 60,181,744.83/7,531.58
6. Step 6: Final answer
   x = 7,990.59