Finding the Third Proportional to 1,433,134 and 2,142,213

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433,134 : 2,142,213 = 2,142,213 : x
2. Step 2: Convert to fraction form
   1,433,134/2,142,213 = 2,142,213/x
3. Step 3: Cross multiply
   1,433,134x = 2,142,213 × 2,142,213
4. Step 4: Simplify right side
   1,433,134x = 4,589,076,537,369
5. Step 5: Solve for x
   x = 4,589,076,537,369/1,433,134
6. Step 6: Final answer
   x = 3,202,126.62