Finding the Fourth Proportional to 9,238.02, 12,731.98 and 6,994.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,238.02 : 12,731.98 = 6,994.52 : x
2. Step 2: Convert to fraction form
   9,238.02/12,731.98 = 6,994.52/x
3. Step 3: Cross multiply
   9,238.02x = 12,731.98 × 6,994.52
4. Step 4: Simplify right side
   9,238.02x = 89,054,088.75
5. Step 5: Solve for x
   x = 89,054,088.75/9,238.02
6. Step 6: Final answer
   x = 9,639.95