Finding the Third Proportional to 28,102 and 42,338.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,102 : 42,338.50 = 42,338.50 : x
2. Step 2: Convert to fraction form
   28,102/42,338.50 = 42,338.50/x
3. Step 3: Cross multiply
   28,102x = 42,338.50 × 42,338.50
4. Step 4: Simplify right side
   28,102x = 1,792,548,582.25
5. Step 5: Solve for x
   x = 1,792,548,582.25/28,102
6. Step 6: Final answer
   x = 63,787.22