Finding the Third Proportional to 545,354 and 1,140,818

Step by Step Solution

1. Step 1: Write the proportion equation
   545,354 : 1,140,818 = 1,140,818 : x
2. Step 2: Convert to fraction form
   545,354/1,140,818 = 1,140,818/x
3. Step 3: Cross multiply
   545,354x = 1,140,818 × 1,140,818
4. Step 4: Simplify right side
   545,354x = 1,301,465,709,124
5. Step 5: Solve for x
   x = 1,301,465,709,124/545,354
6. Step 6: Final answer
   x = 2,386,460.37