Finding the Fourth Proportional to 34,007.34, 51,002.37 and 13,219.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,007.34 : 51,002.37 = 13,219.50 : x
2. Step 2: Convert to fraction form
   34,007.34/51,002.37 = 13,219.50/x
3. Step 3: Cross multiply
   34,007.34x = 51,002.37 × 13,219.50
4. Step 4: Simplify right side
   34,007.34x = 674,225,830.22
5. Step 5: Solve for x
   x = 674,225,830.22/34,007.34
6. Step 6: Final answer
   x = 19,825.89