Finding the Fourth Proportional to 9,061.07, 13,589.51 and 2,487.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,061.07 : 13,589.51 = 2,487.79 : x
2. Step 2: Convert to fraction form
   9,061.07/13,589.51 = 2,487.79/x
3. Step 3: Cross multiply
   9,061.07x = 13,589.51 × 2,487.79
4. Step 4: Simplify right side
   9,061.07x = 33,807,800.67
5. Step 5: Solve for x
   x = 33,807,800.67/9,061.07
6. Step 6: Final answer
   x = 3,731.10