Finding the Fourth Proportional to 6,987.93, 9,643.98 and 4,300.88

Step by Step Solution

1. Step 1: Write the proportion equation
   6,987.93 : 9,643.98 = 4,300.88 : x
2. Step 2: Convert to fraction form
   6,987.93/9,643.98 = 4,300.88/x
3. Step 3: Cross multiply
   6,987.93x = 9,643.98 × 4,300.88
4. Step 4: Simplify right side
   6,987.93x = 41,477,552.48
5. Step 5: Solve for x
   x = 41,477,552.48/6,987.93
6. Step 6: Final answer
   x = 5,935.60