Finding the Third Proportional to 637,496 and 1,387,152

Step by Step Solution

1. Step 1: Write the proportion equation
   637,496 : 1,387,152 = 1,387,152 : x
2. Step 2: Convert to fraction form
   637,496/1,387,152 = 1,387,152/x
3. Step 3: Cross multiply
   637,496x = 1,387,152 × 1,387,152
4. Step 4: Simplify right side
   637,496x = 1,924,190,671,104
5. Step 5: Solve for x
   x = 1,924,190,671,104/637,496
6. Step 6: Final answer
   x = 3,018,357.25