Finding the Fourth Proportional to 19,599.34, 29,378.89 and 7,748.30

Step by Step Solution

1. Step 1: Write the proportion equation
   19,599.34 : 29,378.89 = 7,748.30 : x
2. Step 2: Convert to fraction form
   19,599.34/29,378.89 = 7,748.30/x
3. Step 3: Cross multiply
   19,599.34x = 29,378.89 × 7,748.30
4. Step 4: Simplify right side
   19,599.34x = 227,636,267.75
5. Step 5: Solve for x
   x = 227,636,267.75/19,599.34
6. Step 6: Final answer
   x = 11,614.49