Finding the Fourth Proportional to 9,253.76, 13,881.47 and 3,012.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,253.76 : 13,881.47 = 3,012.15 : x
2. Step 2: Convert to fraction form
   9,253.76/13,881.47 = 3,012.15/x
3. Step 3: Cross multiply
   9,253.76x = 13,881.47 × 3,012.15
4. Step 4: Simplify right side
   9,253.76x = 41,813,094.74
5. Step 5: Solve for x
   x = 41,813,094.74/9,253.76
6. Step 6: Final answer
   x = 4,518.50