Finding the Fourth Proportional to 9,259.45, 12,777.94 and 5,010.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,259.45 : 12,777.94 = 5,010.42 : x
2. Step 2: Convert to fraction form
   9,259.45/12,777.94 = 5,010.42/x
3. Step 3: Cross multiply
   9,259.45x = 12,777.94 × 5,010.42
4. Step 4: Simplify right side
   9,259.45x = 64,022,842.53
5. Step 5: Solve for x
   x = 64,022,842.53/9,259.45
6. Step 6: Final answer
   x = 6,914.32