Finding the Third Proportional to 26,878.50 and 58,677.75

Step by Step Solution

1. Step 1: Write the proportion equation
   26,878.50 : 58,677.75 = 58,677.75 : x
2. Step 2: Convert to fraction form
   26,878.50/58,677.75 = 58,677.75/x
3. Step 3: Cross multiply
   26,878.50x = 58,677.75 × 58,677.75
4. Step 4: Simplify right side
   26,878.50x = 3,443,078,345.06
5. Step 5: Solve for x
   x = 3,443,078,345.06/26,878.50
6. Step 6: Final answer
   x = 128,097.86