Finding the Third Proportional to 5,055,890 and 7,153,930

Step by Step Solution

1. Step 1: Write the proportion equation
   5,055,890 : 7,153,930 = 7,153,930 : x
2. Step 2: Convert to fraction form
   5,055,890/7,153,930 = 7,153,930/x
3. Step 3: Cross multiply
   5,055,890x = 7,153,930 × 7,153,930
4. Step 4: Simplify right side
   5,055,890x = 51,178,714,444,900
5. Step 5: Solve for x
   x = 51,178,714,444,900/5,055,890
6. Step 6: Final answer
   x = 10,122,592.55