Finding the Fourth Proportional to 14,131.34, 19,501.50 and 7,758.53

Step by Step Solution

1. Step 1: Write the proportion equation
   14,131.34 : 19,501.50 = 7,758.53 : x
2. Step 2: Convert to fraction form
   14,131.34/19,501.50 = 7,758.53/x
3. Step 3: Cross multiply
   14,131.34x = 19,501.50 × 7,758.53
4. Step 4: Simplify right side
   14,131.34x = 151,302,836.49
5. Step 5: Solve for x
   x = 151,302,836.49/14,131.34
6. Step 6: Final answer
   x = 10,706.90