Finding the Third Proportional to 1,545,858 and 2,453,139

Step by Step Solution

1. Step 1: Write the proportion equation
   1,545,858 : 2,453,139 = 2,453,139 : x
2. Step 2: Convert to fraction form
   1,545,858/2,453,139 = 2,453,139/x
3. Step 3: Cross multiply
   1,545,858x = 2,453,139 × 2,453,139
4. Step 4: Simplify right side
   1,545,858x = 6,017,890,953,321
5. Step 5: Solve for x
   x = 6,017,890,953,321/1,545,858
6. Step 6: Final answer
   x = 3,892,913.16