Finding the Third Proportional to 525,411 and 1,155,798

Step by Step Solution

1. Step 1: Write the proportion equation
   525,411 : 1,155,798 = 1,155,798 : x
2. Step 2: Convert to fraction form
   525,411/1,155,798 = 1,155,798/x
3. Step 3: Cross multiply
   525,411x = 1,155,798 × 1,155,798
4. Step 4: Simplify right side
   525,411x = 1,335,869,016,804
5. Step 5: Solve for x
   x = 1,335,869,016,804/525,411
6. Step 6: Final answer
   x = 2,542,521.98