Finding the Third Proportional to 191,930,229 and 414,442,890

Step by Step Solution

1. Step 1: Write the proportion equation
   191,930,229 : 414,442,890 = 414,442,890 : x
2. Step 2: Convert to fraction form
   191,930,229/414,442,890 = 414,442,890/x
3. Step 3: Cross multiply
   191,930,229x = 414,442,890 × 414,442,890
4. Step 4: Simplify right side
   191,930,229x = 171,762,909,071,552,096
5. Step 5: Solve for x
   x = 171,762,909,071,552,096/191,930,229
6. Step 6: Final answer
   x = 894,923,691.63