Finding the Fourth Proportional to 34,978.94, 52,450.92 and 20,761.94

Step by Step Solution

1. Step 1: Write the proportion equation
   34,978.94 : 52,450.92 = 20,761.94 : x
2. Step 2: Convert to fraction form
   34,978.94/52,450.92 = 20,761.94/x
3. Step 3: Cross multiply
   34,978.94x = 52,450.92 × 20,761.94
4. Step 4: Simplify right side
   34,978.94x = 1,088,982,853.98
5. Step 5: Solve for x
   x = 1,088,982,853.98/34,978.94
6. Step 6: Final answer
   x = 31,132.53