Finding the Fourth Proportional to 34,404.50, 51,615.42 and 9,780.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,404.50 : 51,615.42 = 9,780.50 : x
2. Step 2: Convert to fraction form
   34,404.50/51,615.42 = 9,780.50/x
3. Step 3: Cross multiply
   34,404.50x = 51,615.42 × 9,780.50
4. Step 4: Simplify right side
   34,404.50x = 504,824,615.31
5. Step 5: Solve for x
   x = 504,824,615.31/34,404.50
6. Step 6: Final answer
   x = 14,673.21