Finding the Third Proportional to 28,383 and 42,574.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,383 : 42,574.50 = 42,574.50 : x
2. Step 2: Convert to fraction form
   28,383/42,574.50 = 42,574.50/x
3. Step 3: Cross multiply
   28,383x = 42,574.50 × 42,574.50
4. Step 4: Simplify right side
   28,383x = 1,812,588,050.25
5. Step 5: Solve for x
   x = 1,812,588,050.25/28,383
6. Step 6: Final answer
   x = 63,861.75