Finding the Fourth Proportional to 6,663.84, 9,196.61 and 4,312.81

Step by Step Solution

1. Step 1: Write the proportion equation
   6,663.84 : 9,196.61 = 4,312.81 : x
2. Step 2: Convert to fraction form
   6,663.84/9,196.61 = 4,312.81/x
3. Step 3: Cross multiply
   6,663.84x = 9,196.61 × 4,312.81
4. Step 4: Simplify right side
   6,663.84x = 39,663,221.51
5. Step 5: Solve for x
   x = 39,663,221.51/6,663.84
6. Step 6: Final answer
   x = 5,952.01