Finding the Third Proportional to 2,513,133 and 5,487,139.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513,133 : 5,487,139.13 = 5,487,139.13 : x
2. Step 2: Convert to fraction form
   2,513,133/5,487,139.13 = 5,487,139.13/x
3. Step 3: Cross multiply
   2,513,133x = 5,487,139.13 × 5,487,139.13
4. Step 4: Simplify right side
   2,513,133x = 30,108,695,777,105.77
5. Step 5: Solve for x
   x = 30,108,695,777,105.77/2,513,133
6. Step 6: Final answer
   x = 11,980,542.13