Finding the Third Proportional to 666,726 and 1,437,700

Step by Step Solution

1. Step 1: Write the proportion equation
   666,726 : 1,437,700 = 1,437,700 : x
2. Step 2: Convert to fraction form
   666,726/1,437,700 = 1,437,700/x
3. Step 3: Cross multiply
   666,726x = 1,437,700 × 1,437,700
4. Step 4: Simplify right side
   666,726x = 2,066,981,290,000
5. Step 5: Solve for x
   x = 2,066,981,290,000/666,726
6. Step 6: Final answer
   x = 3,100,196.02