Finding the Third Proportional to 54,490 and 73,081.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,490 : 73,081.50 = 73,081.50 : x
2. Step 2: Convert to fraction form
   54,490/73,081.50 = 73,081.50/x
3. Step 3: Cross multiply
   54,490x = 73,081.50 × 73,081.50
4. Step 4: Simplify right side
   54,490x = 5,340,905,642.25
5. Step 5: Solve for x
   x = 5,340,905,642.25/54,490
6. Step 6: Final answer
   x = 98,016.25