Finding the Fourth Proportional to 8,931.69, 12,327.04 and 4,953.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,931.69 : 12,327.04 = 4,953.78 : x
2. Step 2: Convert to fraction form
   8,931.69/12,327.04 = 4,953.78/x
3. Step 3: Cross multiply
   8,931.69x = 12,327.04 × 4,953.78
4. Step 4: Simplify right side
   8,931.69x = 61,065,444.21
5. Step 5: Solve for x
   x = 61,065,444.21/8,931.69
6. Step 6: Final answer
   x = 6,836.94