Finding the Fourth Proportional to 9,260.44, 12,779.40 and 5,068.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,260.44 : 12,779.40 = 5,068.72 : x
2. Step 2: Convert to fraction form
   9,260.44/12,779.40 = 5,068.72/x
3. Step 3: Cross multiply
   9,260.44x = 12,779.40 × 5,068.72
4. Step 4: Simplify right side
   9,260.44x = 64,775,200.37
5. Step 5: Solve for x
   x = 64,775,200.37/9,260.44
6. Step 6: Final answer
   x = 6,994.83