Finding the Fourth Proportional to 9,230.58, 12,738.15 and 5,038.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,230.58 : 12,738.15 = 5,038.80 : x
2. Step 2: Convert to fraction form
   9,230.58/12,738.15 = 5,038.80/x
3. Step 3: Cross multiply
   9,230.58x = 12,738.15 × 5,038.80
4. Step 4: Simplify right side
   9,230.58x = 64,184,990.22
5. Step 5: Solve for x
   x = 64,184,990.22/9,230.58
6. Step 6: Final answer
   x = 6,953.52