Finding the Third Proportional to 341,819 and 745,145

Step by Step Solution

1. Step 1: Write the proportion equation
   341,819 : 745,145 = 745,145 : x
2. Step 2: Convert to fraction form
   341,819/745,145 = 745,145/x
3. Step 3: Cross multiply
   341,819x = 745,145 × 745,145
4. Step 4: Simplify right side
   341,819x = 555,241,071,025
5. Step 5: Solve for x
   x = 555,241,071,025/341,819
6. Step 6: Final answer
   x = 1,624,371.59