Finding the Fourth Proportional to 9,773.51, 13,487.31 and 5,582.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,773.51 : 13,487.31 = 5,582.57 : x
2. Step 2: Convert to fraction form
   9,773.51/13,487.31 = 5,582.57/x
3. Step 3: Cross multiply
   9,773.51x = 13,487.31 × 5,582.57
4. Step 4: Simplify right side
   9,773.51x = 75,293,784.75
5. Step 5: Solve for x
   x = 75,293,784.75/9,773.51
6. Step 6: Final answer
   x = 7,703.87