Finding the Third Proportional to 4,648,535 and 10,120,434

Step by Step Solution

1. Step 1: Write the proportion equation
   4,648,535 : 10,120,434 = 10,120,434 : x
2. Step 2: Convert to fraction form
   4,648,535/10,120,434 = 10,120,434/x
3. Step 3: Cross multiply
   4,648,535x = 10,120,434 × 10,120,434
4. Step 4: Simplify right side
   4,648,535x = 102,423,184,348,356
5. Step 5: Solve for x
   x = 102,423,184,348,356/4,648,535
6. Step 6: Final answer
   x = 22,033,432.97