Finding the Third Proportional to 272,234,092 and 418,443,308

Step by Step Solution

1. Step 1: Write the proportion equation
   272,234,092 : 418,443,308 = 418,443,308 : x
2. Step 2: Convert to fraction form
   272,234,092/418,443,308 = 418,443,308/x
3. Step 3: Cross multiply
   272,234,092x = 418,443,308 × 418,443,308
4. Step 4: Simplify right side
   272,234,092x = 175,094,802,009,982,848
5. Step 5: Solve for x
   x = 175,094,802,009,982,848/272,234,092
6. Step 6: Final answer
   x = 643,177,350.51