Finding the Third Proportional to 3,855,655 and 8,375,046

Step by Step Solution

1. Step 1: Write the proportion equation
   3,855,655 : 8,375,046 = 8,375,046 : x
2. Step 2: Convert to fraction form
   3,855,655/8,375,046 = 8,375,046/x
3. Step 3: Cross multiply
   3,855,655x = 8,375,046 × 8,375,046
4. Step 4: Simplify right side
   3,855,655x = 70,141,395,502,116
5. Step 5: Solve for x
   x = 70,141,395,502,116/3,855,655
6. Step 6: Final answer
   x = 18,191,823.57