Finding the Third Proportional to 28,393.50 and 58,609.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,393.50 : 58,609.50 = 58,609.50 : x
2. Step 2: Convert to fraction form
   28,393.50/58,609.50 = 58,609.50/x
3. Step 3: Cross multiply
   28,393.50x = 58,609.50 × 58,609.50
4. Step 4: Simplify right side
   28,393.50x = 3,435,073,490.25
5. Step 5: Solve for x
   x = 3,435,073,490.25/28,393.50
6. Step 6: Final answer
   x = 120,980.98