Finding the Fourth Proportional to 34,294.48, 51,443.71 and 13,234.61

Step by Step Solution

1. Step 1: Write the proportion equation
   34,294.48 : 51,443.71 = 13,234.61 : x
2. Step 2: Convert to fraction form
   34,294.48/51,443.71 = 13,234.61/x
3. Step 3: Cross multiply
   34,294.48x = 51,443.71 × 13,234.61
4. Step 4: Simplify right side
   34,294.48x = 680,837,534.33
5. Step 5: Solve for x
   x = 680,837,534.33/34,294.48
6. Step 6: Final answer
   x = 19,852.69