Finding the Third Proportional to 2,130,147 and 4,601,466

Step by Step Solution

1. Step 1: Write the proportion equation
   2,130,147 : 4,601,466 = 4,601,466 : x
2. Step 2: Convert to fraction form
   2,130,147/4,601,466 = 4,601,466/x
3. Step 3: Cross multiply
   2,130,147x = 4,601,466 × 4,601,466
4. Step 4: Simplify right side
   2,130,147x = 21,173,489,349,156
5. Step 5: Solve for x
   x = 21,173,489,349,156/2,130,147
6. Step 6: Final answer
   x = 9,939,919.33