Finding the Fourth Proportional to 59,699.22, 89,548.56 and 17,580.17

Step by Step Solution

1. Step 1: Write the proportion equation
   59,699.22 : 89,548.56 = 17,580.17 : x
2. Step 2: Convert to fraction form
   59,699.22/89,548.56 = 17,580.17/x
3. Step 3: Cross multiply
   59,699.22x = 89,548.56 × 17,580.17
4. Step 4: Simplify right side
   59,699.22x = 1,574,278,460.31
5. Step 5: Solve for x
   x = 1,574,278,460.31/59,699.22
6. Step 6: Final answer
   x = 26,370.17