Finding the Fourth Proportional to 9,051.36, 12,484.10 and 7,256.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,051.36 : 12,484.10 = 7,256.82 : x
2. Step 2: Convert to fraction form
   9,051.36/12,484.10 = 7,256.82/x
3. Step 3: Cross multiply
   9,051.36x = 12,484.10 × 7,256.82
4. Step 4: Simplify right side
   9,051.36x = 90,594,901.32
5. Step 5: Solve for x
   x = 90,594,901.32/9,051.36
6. Step 6: Final answer
   x = 10,008.98