Finding the Third Proportional to 1,973,473 and 4,316,018

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973,473 : 4,316,018 = 4,316,018 : x
2. Step 2: Convert to fraction form
   1,973,473/4,316,018 = 4,316,018/x
3. Step 3: Cross multiply
   1,973,473x = 4,316,018 × 4,316,018
4. Step 4: Simplify right side
   1,973,473x = 18,628,011,376,324
5. Step 5: Solve for x
   x = 18,628,011,376,324/1,973,473
6. Step 6: Final answer
   x = 9,439,202.55