Finding the Third Proportional to 388,152 and 848,484

Step by Step Solution

1. Step 1: Write the proportion equation
   388,152 : 848,484 = 848,484 : x
2. Step 2: Convert to fraction form
   388,152/848,484 = 848,484/x
3. Step 3: Cross multiply
   388,152x = 848,484 × 848,484
4. Step 4: Simplify right side
   388,152x = 719,925,098,256
5. Step 5: Solve for x
   x = 719,925,098,256/388,152
6. Step 6: Final answer
   x = 1,854,750.45