Finding the Fourth Proportional to 74,089.36, 111,152.27 and 21,498.09

Step by Step Solution

1. Step 1: Write the proportion equation
   74,089.36 : 111,152.27 = 21,498.09 : x
2. Step 2: Convert to fraction form
   74,089.36/111,152.27 = 21,498.09/x
3. Step 3: Cross multiply
   74,089.36x = 111,152.27 × 21,498.09
4. Step 4: Simplify right side
   74,089.36x = 2,389,561,504.16
5. Step 5: Solve for x
   x = 2,389,561,504.16/74,089.36
6. Step 6: Final answer
   x = 32,252.42