Finding the Third Proportional to 134,461.50 and 286,587

Step by Step Solution

1. Step 1: Write the proportion equation
   134,461.50 : 286,587 = 286,587 : x
2. Step 2: Convert to fraction form
   134,461.50/286,587 = 286,587/x
3. Step 3: Cross multiply
   134,461.50x = 286,587 × 286,587
4. Step 4: Simplify right side
   134,461.50x = 82,132,108,569
5. Step 5: Solve for x
   x = 82,132,108,569/134,461.50
6. Step 6: Final answer
   x = 610,822.49