Finding the Third Proportional to 545,248 and 1,116,946

Step by Step Solution

1. Step 1: Write the proportion equation
   545,248 : 1,116,946 = 1,116,946 : x
2. Step 2: Convert to fraction form
   545,248/1,116,946 = 1,116,946/x
3. Step 3: Cross multiply
   545,248x = 1,116,946 × 1,116,946
4. Step 4: Simplify right side
   545,248x = 1,247,568,366,916
5. Step 5: Solve for x
   x = 1,247,568,366,916/545,248
6. Step 6: Final answer
   x = 2,288,075.09