Finding the Fourth Proportional to 9,018.07, 13,531.97 and 3,756.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,018.07 : 13,531.97 = 3,756.72 : x
2. Step 2: Convert to fraction form
   9,018.07/13,531.97 = 3,756.72/x
3. Step 3: Cross multiply
   9,018.07x = 13,531.97 × 3,756.72
4. Step 4: Simplify right side
   9,018.07x = 50,835,822.34
5. Step 5: Solve for x
   x = 50,835,822.34/9,018.07
6. Step 6: Final answer
   x = 5,637.11