Finding the Fourth Proportional to 73,398.65, 110,097.77 and 20,808.59

Step by Step Solution

1. Step 1: Write the proportion equation
   73,398.65 : 110,097.77 = 20,808.59 : x
2. Step 2: Convert to fraction form
   73,398.65/110,097.77 = 20,808.59/x
3. Step 3: Cross multiply
   73,398.65x = 110,097.77 × 20,808.59
4. Step 4: Simplify right side
   73,398.65x = 2,290,978,701.31
5. Step 5: Solve for x
   x = 2,290,978,701.31/73,398.65
6. Step 6: Final answer
   x = 31,212.82