Finding the Third Proportional to 84,064.50 and 175,918.50

Step by Step Solution

1. Step 1: Write the proportion equation
   84,064.50 : 175,918.50 = 175,918.50 : x
2. Step 2: Convert to fraction form
   84,064.50/175,918.50 = 175,918.50/x
3. Step 3: Cross multiply
   84,064.50x = 175,918.50 × 175,918.50
4. Step 4: Simplify right side
   84,064.50x = 30,947,318,642.25
5. Step 5: Solve for x
   x = 30,947,318,642.25/84,064.50
6. Step 6: Final answer
   x = 368,137.78