Finding the Third Proportional to 870,468 and 1,845,480

Step by Step Solution

1. Step 1: Write the proportion equation
   870,468 : 1,845,480 = 1,845,480 : x
2. Step 2: Convert to fraction form
   870,468/1,845,480 = 1,845,480/x
3. Step 3: Cross multiply
   870,468x = 1,845,480 × 1,845,480
4. Step 4: Simplify right side
   870,468x = 3,405,796,430,400
5. Step 5: Solve for x
   x = 3,405,796,430,400/870,468
6. Step 6: Final answer
   x = 3,912,603.83