Finding the Fourth Proportional to 59,783.21, 89,689.55 and 17,663.07

Step by Step Solution

1. Step 1: Write the proportion equation
   59,783.21 : 89,689.55 = 17,663.07 : x
2. Step 2: Convert to fraction form
   59,783.21/89,689.55 = 17,663.07/x
3. Step 3: Cross multiply
   59,783.21x = 89,689.55 × 17,663.07
4. Step 4: Simplify right side
   59,783.21x = 1,584,192,711.60
5. Step 5: Solve for x
   x = 1,584,192,711.60/59,783.21
6. Step 6: Final answer
   x = 26,498.96