Finding the Third Proportional to 26,355.75 and 42,153.75

Step by Step Solution

1. Step 1: Write the proportion equation
   26,355.75 : 42,153.75 = 42,153.75 : x
2. Step 2: Convert to fraction form
   26,355.75/42,153.75 = 42,153.75/x
3. Step 3: Cross multiply
   26,355.75x = 42,153.75 × 42,153.75
4. Step 4: Simplify right side
   26,355.75x = 1,776,938,639.06
5. Step 5: Solve for x
   x = 1,776,938,639.06/26,355.75
6. Step 6: Final answer
   x = 67,421.29