Finding the Third Proportional to 551,700 and 1,182,128

Step by Step Solution

1. Step 1: Write the proportion equation
   551,700 : 1,182,128 = 1,182,128 : x
2. Step 2: Convert to fraction form
   551,700/1,182,128 = 1,182,128/x
3. Step 3: Cross multiply
   551,700x = 1,182,128 × 1,182,128
4. Step 4: Simplify right side
   551,700x = 1,397,426,608,384
5. Step 5: Solve for x
   x = 1,397,426,608,384/551,700
6. Step 6: Final answer
   x = 2,532,946.54