Finding the Fourth Proportional to 12,634.84, 17,431.52 and 7,529.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,634.84 : 17,431.52 = 7,529.32 : x
2. Step 2: Convert to fraction form
   12,634.84/17,431.52 = 7,529.32/x
3. Step 3: Cross multiply
   12,634.84x = 17,431.52 × 7,529.32
4. Step 4: Simplify right side
   12,634.84x = 131,247,492.17
5. Step 5: Solve for x
   x = 131,247,492.17/12,634.84
6. Step 6: Final answer
   x = 10,387.74