Finding the Third Proportional to 17,963,738 and 28,142,980

Step by Step Solution

1. Step 1: Write the proportion equation
   17,963,738 : 28,142,980 = 28,142,980 : x
2. Step 2: Convert to fraction form
   17,963,738/28,142,980 = 28,142,980/x
3. Step 3: Cross multiply
   17,963,738x = 28,142,980 × 28,142,980
4. Step 4: Simplify right side
   17,963,738x = 792,027,323,280,400
5. Step 5: Solve for x
   x = 792,027,323,280,400/17,963,738
6. Step 6: Final answer
   x = 44,090,340.40