Finding the Third Proportional to 5,143,127 and 7,005,180

Step by Step Solution

1. Step 1: Write the proportion equation
   5,143,127 : 7,005,180 = 7,005,180 : x
2. Step 2: Convert to fraction form
   5,143,127/7,005,180 = 7,005,180/x
3. Step 3: Cross multiply
   5,143,127x = 7,005,180 × 7,005,180
4. Step 4: Simplify right side
   5,143,127x = 49,072,546,832,400
5. Step 5: Solve for x
   x = 49,072,546,832,400/5,143,127
6. Step 6: Final answer
   x = 9,541,383.45