Finding the Third Proportional to 804,569.63 and 1,215,055.69

Step by Step Solution

1. Step 1: Write the proportion equation
   804,569.63 : 1,215,055.69 = 1,215,055.69 : x
2. Step 2: Convert to fraction form
   804,569.63/1,215,055.69 = 1,215,055.69/x
3. Step 3: Cross multiply
   804,569.63x = 1,215,055.69 × 1,215,055.69
4. Step 4: Simplify right side
   804,569.63x = 1,476,360,323,726.10
5. Step 5: Solve for x
   x = 1,476,360,323,726.10/804,569.63
6. Step 6: Final answer
   x = 1,834,969.00