Finding the Fourth Proportional to 59,679, 89,499.39 and 19,689.03

Step by Step Solution

1. Step 1: Write the proportion equation
   59,679 : 89,499.39 = 19,689.03 : x
2. Step 2: Convert to fraction form
   59,679/89,499.39 = 19,689.03/x
3. Step 3: Cross multiply
   59,679x = 89,499.39 × 19,689.03
4. Step 4: Simplify right side
   59,679x = 1,762,156,174.69
5. Step 5: Solve for x
   x = 1,762,156,174.69/59,679
6. Step 6: Final answer
   x = 29,527.24