Finding the Third Proportional to 28,758.38 and 62,898.75

Step by Step Solution

1. Step 1: Write the proportion equation
   28,758.38 : 62,898.75 = 62,898.75 : x
2. Step 2: Convert to fraction form
   28,758.38/62,898.75 = 62,898.75/x
3. Step 3: Cross multiply
   28,758.38x = 62,898.75 × 62,898.75
4. Step 4: Simplify right side
   28,758.38x = 3,956,252,751.56
5. Step 5: Solve for x
   x = 3,956,252,751.56/28,758.38
6. Step 6: Final answer
   x = 137,568.72