Finding the Third Proportional to 28,554 and 42,003.38

Step by Step Solution

1. Step 1: Write the proportion equation
   28,554 : 42,003.38 = 42,003.38 : x
2. Step 2: Convert to fraction form
   28,554/42,003.38 = 42,003.38/x
3. Step 3: Cross multiply
   28,554x = 42,003.38 × 42,003.38
4. Step 4: Simplify right side
   28,554x = 1,764,283,511.39
5. Step 5: Solve for x
   x = 1,764,283,511.39/28,554
6. Step 6: Final answer
   x = 61,787.61