Finding the Third Proportional to 28,621.38 and 42,104.38

Step by Step Solution

1. Step 1: Write the proportion equation
   28,621.38 : 42,104.38 = 42,104.38 : x
2. Step 2: Convert to fraction form
   28,621.38/42,104.38 = 42,104.38/x
3. Step 3: Cross multiply
   28,621.38x = 42,104.38 × 42,104.38
4. Step 4: Simplify right side
   28,621.38x = 1,772,778,394.14
5. Step 5: Solve for x
   x = 1,772,778,394.14/28,621.38
6. Step 6: Final answer
   x = 61,938.97