Finding the Third Proportional to 5,126,127 and 7,210,540

Step by Step Solution

1. Step 1: Write the proportion equation
   5,126,127 : 7,210,540 = 7,210,540 : x
2. Step 2: Convert to fraction form
   5,126,127/7,210,540 = 7,210,540/x
3. Step 3: Cross multiply
   5,126,127x = 7,210,540 × 7,210,540
4. Step 4: Simplify right side
   5,126,127x = 51,991,887,091,600
5. Step 5: Solve for x
   x = 51,991,887,091,600/5,126,127
6. Step 6: Final answer
   x = 10,142,528.09