Finding the Third Proportional to 28,208.25 and 60,547.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,208.25 : 60,547.50 = 60,547.50 : x
2. Step 2: Convert to fraction form
   28,208.25/60,547.50 = 60,547.50/x
3. Step 3: Cross multiply
   28,208.25x = 60,547.50 × 60,547.50
4. Step 4: Simplify right side
   28,208.25x = 3,665,999,756.25
5. Step 5: Solve for x
   x = 3,665,999,756.25/28,208.25
6. Step 6: Final answer
   x = 129,961.97