Finding the Third Proportional to 1,155,815 and 1,533,643

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155,815 : 1,533,643 = 1,533,643 : x
2. Step 2: Convert to fraction form
   1,155,815/1,533,643 = 1,533,643/x
3. Step 3: Cross multiply
   1,155,815x = 1,533,643 × 1,533,643
4. Step 4: Simplify right side
   1,155,815x = 2,352,060,851,449
5. Step 5: Solve for x
   x = 2,352,060,851,449/1,155,815
6. Step 6: Final answer
   x = 2,034,980.38