Finding the Third Proportional to 28,901 and 42,417.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,901 : 42,417.50 = 42,417.50 : x
2. Step 2: Convert to fraction form
   28,901/42,417.50 = 42,417.50/x
3. Step 3: Cross multiply
   28,901x = 42,417.50 × 42,417.50
4. Step 4: Simplify right side
   28,901x = 1,799,244,306.25
5. Step 5: Solve for x
   x = 1,799,244,306.25/28,901
6. Step 6: Final answer
   x = 62,255.43