Finding the Third Proportional to 1,385,985 and 2,073,315

Step by Step Solution

1. Step 1: Write the proportion equation
   1,385,985 : 2,073,315 = 2,073,315 : x
2. Step 2: Convert to fraction form
   1,385,985/2,073,315 = 2,073,315/x
3. Step 3: Cross multiply
   1,385,985x = 2,073,315 × 2,073,315
4. Step 4: Simplify right side
   1,385,985x = 4,298,635,089,225
5. Step 5: Solve for x
   x = 4,298,635,089,225/1,385,985
6. Step 6: Final answer
   x = 3,101,501.88