Finding the Fourth Proportional to 8,922.50, 12,312.53 and 4,943.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,922.50 : 12,312.53 = 4,943.37 : x
2. Step 2: Convert to fraction form
   8,922.50/12,312.53 = 4,943.37/x
3. Step 3: Cross multiply
   8,922.50x = 12,312.53 × 4,943.37
4. Step 4: Simplify right side
   8,922.50x = 60,865,379.07
5. Step 5: Solve for x
   x = 60,865,379.07/8,922.50
6. Step 6: Final answer
   x = 6,821.56