Finding the Fourth Proportional to 9,260.28, 12,779.55 and 5,068.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,260.28 : 12,779.55 = 5,068.53 : x
2. Step 2: Convert to fraction form
   9,260.28/12,779.55 = 5,068.53/x
3. Step 3: Cross multiply
   9,260.28x = 12,779.55 × 5,068.53
4. Step 4: Simplify right side
   9,260.28x = 64,773,532.56
5. Step 5: Solve for x
   x = 64,773,532.56/9,260.28
6. Step 6: Final answer
   x = 6,994.77