Finding the Third Proportional to 181,112 and 385,584

Step by Step Solution

1. Step 1: Write the proportion equation
   181,112 : 385,584 = 385,584 : x
2. Step 2: Convert to fraction form
   181,112/385,584 = 385,584/x
3. Step 3: Cross multiply
   181,112x = 385,584 × 385,584
4. Step 4: Simplify right side
   181,112x = 148,675,021,056
5. Step 5: Solve for x
   x = 148,675,021,056/181,112
6. Step 6: Final answer
   x = 820,901.00