Finding the Third Proportional to 1,537,172 and 2,455,656

Step by Step Solution

1. Step 1: Write the proportion equation
   1,537,172 : 2,455,656 = 2,455,656 : x
2. Step 2: Convert to fraction form
   1,537,172/2,455,656 = 2,455,656/x
3. Step 3: Cross multiply
   1,537,172x = 2,455,656 × 2,455,656
4. Step 4: Simplify right side
   1,537,172x = 6,030,246,390,336
5. Step 5: Solve for x
   x = 6,030,246,390,336/1,537,172
6. Step 6: Final answer
   x = 3,922,948.37