Finding the Third Proportional to 739,515 and 1,056,784

Step by Step Solution

1. Step 1: Write the proportion equation
   739,515 : 1,056,784 = 1,056,784 : x
2. Step 2: Convert to fraction form
   739,515/1,056,784 = 1,056,784/x
3. Step 3: Cross multiply
   739,515x = 1,056,784 × 1,056,784
4. Step 4: Simplify right side
   739,515x = 1,116,792,422,656
5. Step 5: Solve for x
   x = 1,116,792,422,656/739,515
6. Step 6: Final answer
   x = 1,510,168.72