Finding the Third Proportional to 4,664,020 and 10,043,432

Step by Step Solution

1. Step 1: Write the proportion equation
   4,664,020 : 10,043,432 = 10,043,432 : x
2. Step 2: Convert to fraction form
   4,664,020/10,043,432 = 10,043,432/x
3. Step 3: Cross multiply
   4,664,020x = 10,043,432 × 10,043,432
4. Step 4: Simplify right side
   4,664,020x = 100,870,526,338,624
5. Step 5: Solve for x
   x = 100,870,526,338,624/4,664,020
6. Step 6: Final answer
   x = 21,627,378.60