Finding the Fourth Proportional to 11,880.72, 17,818.56 and 7,492.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,880.72 : 17,818.56 = 7,492.32 : x
2. Step 2: Convert to fraction form
   11,880.72/17,818.56 = 7,492.32/x
3. Step 3: Cross multiply
   11,880.72x = 17,818.56 × 7,492.32
4. Step 4: Simplify right side
   11,880.72x = 133,502,353.46
5. Step 5: Solve for x
   x = 133,502,353.46/11,880.72
6. Step 6: Final answer
   x = 11,236.89