Finding the Third Proportional to 46,142.50 and 90,918.50

Step by Step Solution

1. Step 1: Write the proportion equation
   46,142.50 : 90,918.50 = 90,918.50 : x
2. Step 2: Convert to fraction form
   46,142.50/90,918.50 = 90,918.50/x
3. Step 3: Cross multiply
   46,142.50x = 90,918.50 × 90,918.50
4. Step 4: Simplify right side
   46,142.50x = 8,266,173,642.25
5. Step 5: Solve for x
   x = 8,266,173,642.25/46,142.50
6. Step 6: Final answer
   x = 179,144.47