Finding the Third Proportional to 1,061,188 and 1,645,590

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,188 : 1,645,590 = 1,645,590 : x
2. Step 2: Convert to fraction form
   1,061,188/1,645,590 = 1,645,590/x
3. Step 3: Cross multiply
   1,061,188x = 1,645,590 × 1,645,590
4. Step 4: Simplify right side
   1,061,188x = 2,707,966,448,100
5. Step 5: Solve for x
   x = 2,707,966,448,100/1,061,188
6. Step 6: Final answer
   x = 2,551,825.36