Finding the Third Proportional to 33,103.69 and 42,503.91

Step by Step Solution

1. Step 1: Write the proportion equation
   33,103.69 : 42,503.91 = 42,503.91 : x
2. Step 2: Convert to fraction form
   33,103.69/42,503.91 = 42,503.91/x
3. Step 3: Cross multiply
   33,103.69x = 42,503.91 × 42,503.91
4. Step 4: Simplify right side
   33,103.69x = 1,806,582,046.51
5. Step 5: Solve for x
   x = 1,806,582,046.51/33,103.69
6. Step 6: Final answer
   x = 54,573.44