Finding the Fourth Proportional to 12,925.85, 17,844.30 and 7,622.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,925.85 : 17,844.30 = 7,622.37 : x
2. Step 2: Convert to fraction form
   12,925.85/17,844.30 = 7,622.37/x
3. Step 3: Cross multiply
   12,925.85x = 17,844.30 × 7,622.37
4. Step 4: Simplify right side
   12,925.85x = 136,015,856.99
5. Step 5: Solve for x
   x = 136,015,856.99/12,925.85
6. Step 6: Final answer
   x = 10,522.78