Finding the Fourth Proportional to 33,300.90, 49,598.01 and 33,139.95

Step by Step Solution

1. Step 1: Write the proportion equation
   33,300.90 : 49,598.01 = 33,139.95 : x
2. Step 2: Convert to fraction form
   33,300.90/49,598.01 = 33,139.95/x
3. Step 3: Cross multiply
   33,300.90x = 49,598.01 × 33,139.95
4. Step 4: Simplify right side
   33,300.90x = 1,643,675,571.50
5. Step 5: Solve for x
   x = 1,643,675,571.50/33,300.90
6. Step 6: Final answer
   x = 49,358.29