Finding the Third Proportional to 1,178,670 and 2,573,238

Step by Step Solution

1. Step 1: Write the proportion equation
   1,178,670 : 2,573,238 = 2,573,238 : x
2. Step 2: Convert to fraction form
   1,178,670/2,573,238 = 2,573,238/x
3. Step 3: Cross multiply
   1,178,670x = 2,573,238 × 2,573,238
4. Step 4: Simplify right side
   1,178,670x = 6,621,553,804,644
5. Step 5: Solve for x
   x = 6,621,553,804,644/1,178,670
6. Step 6: Final answer
   x = 5,617,818.22