Finding the Fourth Proportional to 42,737.34, 64,128.90 and 17,794.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,737.34 : 64,128.90 = 17,794.56 : x
2. Step 2: Convert to fraction form
   42,737.34/64,128.90 = 17,794.56/x
3. Step 3: Cross multiply
   42,737.34x = 64,128.90 × 17,794.56
4. Step 4: Simplify right side
   42,737.34x = 1,141,145,558.78
5. Step 5: Solve for x
   x = 1,141,145,558.78/42,737.34
6. Step 6: Final answer
   x = 26,701.37