Finding the Third Proportional to 428,857.50 and 932,415

Step by Step Solution

1. Step 1: Write the proportion equation
   428,857.50 : 932,415 = 932,415 : x
2. Step 2: Convert to fraction form
   428,857.50/932,415 = 932,415/x
3. Step 3: Cross multiply
   428,857.50x = 932,415 × 932,415
4. Step 4: Simplify right side
   428,857.50x = 869,397,732,225
5. Step 5: Solve for x
   x = 869,397,732,225/428,857.50
6. Step 6: Final answer
   x = 2,027,241.52