Finding the Third Proportional to 3,471,500 and 7,112,128

Step by Step Solution

1. Step 1: Write the proportion equation
   3,471,500 : 7,112,128 = 7,112,128 : x
2. Step 2: Convert to fraction form
   3,471,500/7,112,128 = 7,112,128/x
3. Step 3: Cross multiply
   3,471,500x = 7,112,128 × 7,112,128
4. Step 4: Simplify right side
   3,471,500x = 50,582,364,688,384
5. Step 5: Solve for x
   x = 50,582,364,688,384/3,471,500
6. Step 6: Final answer
   x = 14,570,751.75