Finding the Third Proportional to 545,349 and 1,140,810

Step by Step Solution

1. Step 1: Write the proportion equation
   545,349 : 1,140,810 = 1,140,810 : x
2. Step 2: Convert to fraction form
   545,349/1,140,810 = 1,140,810/x
3. Step 3: Cross multiply
   545,349x = 1,140,810 × 1,140,810
4. Step 4: Simplify right side
   545,349x = 1,301,447,456,100
5. Step 5: Solve for x
   x = 1,301,447,456,100/545,349
6. Step 6: Final answer
   x = 2,386,448.78