Finding the Third Proportional to 1,015,964 and 2,171,888

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015,964 : 2,171,888 = 2,171,888 : x
2. Step 2: Convert to fraction form
   1,015,964/2,171,888 = 2,171,888/x
3. Step 3: Cross multiply
   1,015,964x = 2,171,888 × 2,171,888
4. Step 4: Simplify right side
   1,015,964x = 4,717,097,484,544
5. Step 5: Solve for x
   x = 4,717,097,484,544/1,015,964
6. Step 6: Final answer
   x = 4,642,977.00