Finding the Third Proportional to 28,933.50 and 61,421.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,933.50 : 61,421.25 = 61,421.25 : x
2. Step 2: Convert to fraction form
   28,933.50/61,421.25 = 61,421.25/x
3. Step 3: Cross multiply
   28,933.50x = 61,421.25 × 61,421.25
4. Step 4: Simplify right side
   28,933.50x = 3,772,569,951.56
5. Step 5: Solve for x
   x = 3,772,569,951.56/28,933.50
6. Step 6: Final answer
   x = 130,387.61