Finding the Third Proportional to 545,264 and 1,117,726

Step by Step Solution

1. Step 1: Write the proportion equation
   545,264 : 1,117,726 = 1,117,726 : x
2. Step 2: Convert to fraction form
   545,264/1,117,726 = 1,117,726/x
3. Step 3: Cross multiply
   545,264x = 1,117,726 × 1,117,726
4. Step 4: Simplify right side
   545,264x = 1,249,311,411,076
5. Step 5: Solve for x
   x = 1,249,311,411,076/545,264
6. Step 6: Final answer
   x = 2,291,204.65