Finding the Third Proportional to 13,068.75 and 26,830.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,068.75 : 26,830.50 = 26,830.50 : x
2. Step 2: Convert to fraction form
   13,068.75/26,830.50 = 26,830.50/x
3. Step 3: Cross multiply
   13,068.75x = 26,830.50 × 26,830.50
4. Step 4: Simplify right side
   13,068.75x = 719,875,730.25
5. Step 5: Solve for x
   x = 719,875,730.25/13,068.75
6. Step 6: Final answer
   x = 55,083.75