Finding the Third Proportional to 183,262.50 and 386,208

Step by Step Solution

1. Step 1: Write the proportion equation
   183,262.50 : 386,208 = 386,208 : x
2. Step 2: Convert to fraction form
   183,262.50/386,208 = 386,208/x
3. Step 3: Cross multiply
   183,262.50x = 386,208 × 386,208
4. Step 4: Simplify right side
   183,262.50x = 149,156,619,264
5. Step 5: Solve for x
   x = 149,156,619,264/183,262.50
6. Step 6: Final answer
   x = 813,896.02