Finding the Fourth Proportional to 9,372.41, 12,933.92 and 5,123.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,372.41 : 12,933.92 = 5,123.50 : x
2. Step 2: Convert to fraction form
   9,372.41/12,933.92 = 5,123.50/x
3. Step 3: Cross multiply
   9,372.41x = 12,933.92 × 5,123.50
4. Step 4: Simplify right side
   9,372.41x = 66,266,848.83
5. Step 5: Solve for x
   x = 66,266,848.83/9,372.41
6. Step 6: Final answer
   x = 7,070.42