Finding the Fourth Proportional to 58,818.89, 81,169.78 and 33,325.20

Step by Step Solution

1. Step 1: Write the proportion equation
   58,818.89 : 81,169.78 = 33,325.20 : x
2. Step 2: Convert to fraction form
   58,818.89/81,169.78 = 33,325.20/x
3. Step 3: Cross multiply
   58,818.89x = 81,169.78 × 33,325.20
4. Step 4: Simplify right side
   58,818.89x = 2,704,999,498.50
5. Step 5: Solve for x
   x = 2,704,999,498.50/58,818.89
6. Step 6: Final answer
   x = 45,988.62