Finding the Third Proportional to 12,436.88 and 26,878.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,436.88 : 26,878.50 = 26,878.50 : x
2. Step 2: Convert to fraction form
   12,436.88/26,878.50 = 26,878.50/x
3. Step 3: Cross multiply
   12,436.88x = 26,878.50 × 26,878.50
4. Step 4: Simplify right side
   12,436.88x = 722,453,762.25
5. Step 5: Solve for x
   x = 722,453,762.25/12,436.88
6. Step 6: Final answer
   x = 58,089.65