Finding the Third Proportional to 2,553,178 and 3,953,196

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553,178 : 3,953,196 = 3,953,196 : x
2. Step 2: Convert to fraction form
   2,553,178/3,953,196 = 3,953,196/x
3. Step 3: Cross multiply
   2,553,178x = 3,953,196 × 3,953,196
4. Step 4: Simplify right side
   2,553,178x = 15,627,758,614,416
5. Step 5: Solve for x
   x = 15,627,758,614,416/2,553,178
6. Step 6: Final answer
   x = 6,120,904.46