Finding the Fourth Proportional to 33,030.05, 49,544.89 and 8,070.23

Step by Step Solution

1. Step 1: Write the proportion equation
   33,030.05 : 49,544.89 = 8,070.23 : x
2. Step 2: Convert to fraction form
   33,030.05/49,544.89 = 8,070.23/x
3. Step 3: Cross multiply
   33,030.05x = 49,544.89 × 8,070.23
4. Step 4: Simplify right side
   33,030.05x = 399,838,761.31
5. Step 5: Solve for x
   x = 399,838,761.31/33,030.05
6. Step 6: Final answer
   x = 12,105.30