Finding the Third Proportional to 188,259.50 and 286,802

Step by Step Solution

1. Step 1: Write the proportion equation
   188,259.50 : 286,802 = 286,802 : x
2. Step 2: Convert to fraction form
   188,259.50/286,802 = 286,802/x
3. Step 3: Cross multiply
   188,259.50x = 286,802 × 286,802
4. Step 4: Simplify right side
   188,259.50x = 82,255,387,204
5. Step 5: Solve for x
   x = 82,255,387,204/188,259.50
6. Step 6: Final answer
   x = 436,925.56