Finding the Third Proportional to 1,472,784 and 3,155,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,472,784 : 3,155,280 = 3,155,280 : x
2. Step 2: Convert to fraction form
   1,472,784/3,155,280 = 3,155,280/x
3. Step 3: Cross multiply
   1,472,784x = 3,155,280 × 3,155,280
4. Step 4: Simplify right side
   1,472,784x = 9,955,791,878,400
5. Step 5: Solve for x
   x = 9,955,791,878,400/1,472,784
6. Step 6: Final answer
   x = 6,759,845.22