Finding the Third Proportional to 444,972 and 921,484.50

Step by Step Solution

1. Step 1: Write the proportion equation
   444,972 : 921,484.50 = 921,484.50 : x
2. Step 2: Convert to fraction form
   444,972/921,484.50 = 921,484.50/x
3. Step 3: Cross multiply
   444,972x = 921,484.50 × 921,484.50
4. Step 4: Simplify right side
   444,972x = 849,133,683,740.25
5. Step 5: Solve for x
   x = 849,133,683,740.25/444,972
6. Step 6: Final answer
   x = 1,908,285.65