Finding the Fourth Proportional to 49,042.34, 67,466.05 and 42,965.21

Step by Step Solution

1. Step 1: Write the proportion equation
   49,042.34 : 67,466.05 = 42,965.21 : x
2. Step 2: Convert to fraction form
   49,042.34/67,466.05 = 42,965.21/x
3. Step 3: Cross multiply
   49,042.34x = 67,466.05 × 42,965.21
4. Step 4: Simplify right side
   49,042.34x = 2,898,693,006.12
5. Step 5: Solve for x
   x = 2,898,693,006.12/49,042.34
6. Step 6: Final answer
   x = 59,105.93