Finding the Third Proportional to 186,820 and 437,002

Step by Step Solution

1. Step 1: Write the proportion equation
   186,820 : 437,002 = 437,002 : x
2. Step 2: Convert to fraction form
   186,820/437,002 = 437,002/x
3. Step 3: Cross multiply
   186,820x = 437,002 × 437,002
4. Step 4: Simplify right side
   186,820x = 190,970,748,004
5. Step 5: Solve for x
   x = 190,970,748,004/186,820
6. Step 6: Final answer
   x = 1,022,217.90