Finding the Third Proportional to 12,958 and 27,897.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,958 : 27,897.50 = 27,897.50 : x
2. Step 2: Convert to fraction form
   12,958/27,897.50 = 27,897.50/x
3. Step 3: Cross multiply
   12,958x = 27,897.50 × 27,897.50
4. Step 4: Simplify right side
   12,958x = 778,270,506.25
5. Step 5: Solve for x
   x = 778,270,506.25/12,958
6. Step 6: Final answer
   x = 60,061.01