Finding the Third Proportional to 878,503 and 1,925,270

Step by Step Solution

1. Step 1: Write the proportion equation
   878,503 : 1,925,270 = 1,925,270 : x
2. Step 2: Convert to fraction form
   878,503/1,925,270 = 1,925,270/x
3. Step 3: Cross multiply
   878,503x = 1,925,270 × 1,925,270
4. Step 4: Simplify right side
   878,503x = 3,706,664,572,900
5. Step 5: Solve for x
   x = 3,706,664,572,900/878,503
6. Step 6: Final answer
   x = 4,219,296.43