Finding the Third Proportional to 132,732 and 286,594.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,732 : 286,594.50 = 286,594.50 : x
2. Step 2: Convert to fraction form
   132,732/286,594.50 = 286,594.50/x
3. Step 3: Cross multiply
   132,732x = 286,594.50 × 286,594.50
4. Step 4: Simplify right side
   132,732x = 82,136,407,430.25
5. Step 5: Solve for x
   x = 82,136,407,430.25/132,732
6. Step 6: Final answer
   x = 618,813.91