Finding the Third Proportional to 1,178,682 and 2,573,262

Step by Step Solution

1. Step 1: Write the proportion equation
   1,178,682 : 2,573,262 = 2,573,262 : x
2. Step 2: Convert to fraction form
   1,178,682/2,573,262 = 2,573,262/x
3. Step 3: Cross multiply
   1,178,682x = 2,573,262 × 2,573,262
4. Step 4: Simplify right side
   1,178,682x = 6,621,677,320,644
5. Step 5: Solve for x
   x = 6,621,677,320,644/1,178,682
6. Step 6: Final answer
   x = 5,617,865.82