Finding the Fourth Proportional to 59,611.99, 89,431.82 and 17,490.37

Step by Step Solution

1. Step 1: Write the proportion equation
   59,611.99 : 89,431.82 = 17,490.37 : x
2. Step 2: Convert to fraction form
   59,611.99/89,431.82 = 17,490.37/x
3. Step 3: Cross multiply
   59,611.99x = 89,431.82 × 17,490.37
4. Step 4: Simplify right side
   59,611.99x = 1,564,195,534.12
5. Step 5: Solve for x
   x = 1,564,195,534.12/59,611.99
6. Step 6: Final answer
   x = 26,239.61