Finding the Third Proportional to 610,440 and 1,325,961

Step by Step Solution

1. Step 1: Write the proportion equation
   610,440 : 1,325,961 = 1,325,961 : x
2. Step 2: Convert to fraction form
   610,440/1,325,961 = 1,325,961/x
3. Step 3: Cross multiply
   610,440x = 1,325,961 × 1,325,961
4. Step 4: Simplify right side
   610,440x = 1,758,172,573,521
5. Step 5: Solve for x
   x = 1,758,172,573,521/610,440
6. Step 6: Final answer
   x = 2,880,172.62