Finding the Fourth Proportional to 59,890.69, 89,820.69 and 17,760.93

Step by Step Solution

1. Step 1: Write the proportion equation
   59,890.69 : 89,820.69 = 17,760.93 : x
2. Step 2: Convert to fraction form
   59,890.69/89,820.69 = 17,760.93/x
3. Step 3: Cross multiply
   59,890.69x = 89,820.69 × 17,760.93
4. Step 4: Simplify right side
   59,890.69x = 1,595,298,987.64
5. Step 5: Solve for x
   x = 1,595,298,987.64/59,890.69
6. Step 6: Final answer
   x = 26,636.84