Finding the Third Proportional to 134,968.50 and 286,546.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,968.50 : 286,546.50 = 286,546.50 : x
2. Step 2: Convert to fraction form
   134,968.50/286,546.50 = 286,546.50/x
3. Step 3: Cross multiply
   134,968.50x = 286,546.50 × 286,546.50
4. Step 4: Simplify right side
   134,968.50x = 82,108,896,662.25
5. Step 5: Solve for x
   x = 82,108,896,662.25/134,968.50
6. Step 6: Final answer
   x = 608,356.00