Finding the Fourth Proportional to 13,494.84, 18,623.16 and 7,526.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,494.84 : 18,623.16 = 7,526.76 : x
2. Step 2: Convert to fraction form
   13,494.84/18,623.16 = 7,526.76/x
3. Step 3: Cross multiply
   13,494.84x = 18,623.16 × 7,526.76
4. Step 4: Simplify right side
   13,494.84x = 140,172,055.76
5. Step 5: Solve for x
   x = 140,172,055.76/13,494.84
6. Step 6: Final answer
   x = 10,387.09