Finding the Fourth Proportional to 9,772.41, 13,486.17 and 5,792.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,772.41 : 13,486.17 = 5,792.88 : x
2. Step 2: Convert to fraction form
   9,772.41/13,486.17 = 5,792.88/x
3. Step 3: Cross multiply
   9,772.41x = 13,486.17 × 5,792.88
4. Step 4: Simplify right side
   9,772.41x = 78,123,764.47
5. Step 5: Solve for x
   x = 78,123,764.47/9,772.41
6. Step 6: Final answer
   x = 7,994.32