Finding the Third Proportional to 1,385,060 and 2,165,070

Step by Step Solution

1. Step 1: Write the proportion equation
   1,385,060 : 2,165,070 = 2,165,070 : x
2. Step 2: Convert to fraction form
   1,385,060/2,165,070 = 2,165,070/x
3. Step 3: Cross multiply
   1,385,060x = 2,165,070 × 2,165,070
4. Step 4: Simplify right side
   1,385,060x = 4,687,528,104,900
5. Step 5: Solve for x
   x = 4,687,528,104,900/1,385,060
6. Step 6: Final answer
   x = 3,384,350.21