Finding the Fourth Proportional to 9,150.58, 12,623.61 and 5,373.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,150.58 : 12,623.61 = 5,373.68 : x
2. Step 2: Convert to fraction form
   9,150.58/12,623.61 = 5,373.68/x
3. Step 3: Cross multiply
   9,150.58x = 12,623.61 × 5,373.68
4. Step 4: Simplify right side
   9,150.58x = 67,835,157.32
5. Step 5: Solve for x
   x = 67,835,157.32/9,150.58
6. Step 6: Final answer
   x = 7,413.21