Finding the Fourth Proportional to 59,449.39, 89,111.20 and 21,985.39

Step by Step Solution

1. Step 1: Write the proportion equation
   59,449.39 : 89,111.20 = 21,985.39 : x
2. Step 2: Convert to fraction form
   59,449.39/89,111.20 = 21,985.39/x
3. Step 3: Cross multiply
   59,449.39x = 89,111.20 × 21,985.39
4. Step 4: Simplify right side
   59,449.39x = 1,959,144,485.37
5. Step 5: Solve for x
   x = 1,959,144,485.37/59,449.39
6. Step 6: Final answer
   x = 32,954.83