Finding the Fourth Proportional to 32,805.19, 45,272.15 and 30,798.69

Step by Step Solution

1. Step 1: Write the proportion equation
   32,805.19 : 45,272.15 = 30,798.69 : x
2. Step 2: Convert to fraction form
   32,805.19/45,272.15 = 30,798.69/x
3. Step 3: Cross multiply
   32,805.19x = 45,272.15 × 30,798.69
4. Step 4: Simplify right side
   32,805.19x = 1,394,322,913.48
5. Step 5: Solve for x
   x = 1,394,322,913.48/32,805.19
6. Step 6: Final answer
   x = 42,503.12