Finding the Third Proportional to 2,300,012 and 5,042,890

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300,012 : 5,042,890 = 5,042,890 : x
2. Step 2: Convert to fraction form
   2,300,012/5,042,890 = 5,042,890/x
3. Step 3: Cross multiply
   2,300,012x = 5,042,890 × 5,042,890
4. Step 4: Simplify right side
   2,300,012x = 25,430,739,552,100
5. Step 5: Solve for x
   x = 25,430,739,552,100/2,300,012
6. Step 6: Final answer
   x = 11,056,785.60