Finding the Fourth Proportional to 9,561.51, 14,341.32 and 2,987.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,561.51 : 14,341.32 = 2,987.48 : x
2. Step 2: Convert to fraction form
   9,561.51/14,341.32 = 2,987.48/x
3. Step 3: Cross multiply
   9,561.51x = 14,341.32 × 2,987.48
4. Step 4: Simplify right side
   9,561.51x = 42,844,442.53
5. Step 5: Solve for x
   x = 42,844,442.53/9,561.51
6. Step 6: Final answer
   x = 4,480.93