Finding the Fourth Proportional to 59,471.98, 89,208 and 17,918.98

Step by Step Solution

1. Step 1: Write the proportion equation
   59,471.98 : 89,208 = 17,918.98 : x
2. Step 2: Convert to fraction form
   59,471.98/89,208 = 17,918.98/x
3. Step 3: Cross multiply
   59,471.98x = 89,208 × 17,918.98
4. Step 4: Simplify right side
   59,471.98x = 1,598,516,144.82
5. Step 5: Solve for x
   x = 1,598,516,144.82/59,471.98
6. Step 6: Final answer
   x = 26,878.48