Finding the Third Proportional to 1,139,690.25 and 1,804,669.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,690.25 : 1,804,669.88 = 1,804,669.88 : x
2. Step 2: Convert to fraction form
   1,139,690.25/1,804,669.88 = 1,804,669.88/x
3. Step 3: Cross multiply
   1,139,690.25x = 1,804,669.88 × 1,804,669.88
4. Step 4: Simplify right side
   1,139,690.25x = 3,256,833,357,732.52
5. Step 5: Solve for x
   x = 3,256,833,357,732.52/1,139,690.25
6. Step 6: Final answer
   x = 2,857,647.82