Finding the Fourth Proportional to 42,018.32, 63,026.19 and 17,057.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,018.32 : 63,026.19 = 17,057.76 : x
2. Step 2: Convert to fraction form
   42,018.32/63,026.19 = 17,057.76/x
3. Step 3: Cross multiply
   42,018.32x = 63,026.19 × 17,057.76
4. Step 4: Simplify right side
   42,018.32x = 1,075,085,622.73
5. Step 5: Solve for x
   x = 1,075,085,622.73/42,018.32
6. Step 6: Final answer
   x = 25,586.12