Finding the Third Proportional to 1,000,147 and 2,160,223

Step by Step Solution

1. Step 1: Write the proportion equation
   1,000,147 : 2,160,223 = 2,160,223 : x
2. Step 2: Convert to fraction form
   1,000,147/2,160,223 = 2,160,223/x
3. Step 3: Cross multiply
   1,000,147x = 2,160,223 × 2,160,223
4. Step 4: Simplify right side
   1,000,147x = 4,666,563,409,729
5. Step 5: Solve for x
   x = 4,666,563,409,729/1,000,147
6. Step 6: Final answer
   x = 4,665,877.53