Finding the Fourth Proportional to 10,761.34, 16,142.93 and 2,970.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,761.34 : 16,142.93 = 2,970.15 : x
2. Step 2: Convert to fraction form
   10,761.34/16,142.93 = 2,970.15/x
3. Step 3: Cross multiply
   10,761.34x = 16,142.93 × 2,970.15
4. Step 4: Simplify right side
   10,761.34x = 47,946,930.96
5. Step 5: Solve for x
   x = 47,946,930.96/10,761.34
6. Step 6: Final answer
   x = 4,455.48