Finding the Fourth Proportional to 8,953.83, 12,356.22 and 4,975.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,953.83 : 12,356.22 = 4,975.05 : x
2. Step 2: Convert to fraction form
   8,953.83/12,356.22 = 4,975.05/x
3. Step 3: Cross multiply
   8,953.83x = 12,356.22 × 4,975.05
4. Step 4: Simplify right side
   8,953.83x = 61,472,812.31
5. Step 5: Solve for x
   x = 61,472,812.31/8,953.83
6. Step 6: Final answer
   x = 6,865.53