Finding the Third Proportional to 611,244 and 1,336,090

Step by Step Solution

1. Step 1: Write the proportion equation
   611,244 : 1,336,090 = 1,336,090 : x
2. Step 2: Convert to fraction form
   611,244/1,336,090 = 1,336,090/x
3. Step 3: Cross multiply
   611,244x = 1,336,090 × 1,336,090
4. Step 4: Simplify right side
   611,244x = 1,785,136,488,100
5. Step 5: Solve for x
   x = 1,785,136,488,100/611,244
6. Step 6: Final answer
   x = 2,920,497.36