Finding the Third Proportional to 288,414,359,551 and 423,981,902,946

Step by Step Solution

1. Step 1: Write the proportion equation
   288,414,359,551 : 423,981,902,946 = 423,981,902,946 : x
2. Step 2: Convert to fraction form
   288,414,359,551/423,981,902,946 = 423,981,902,946/x
3. Step 3: Cross multiply
   288,414,359,551x = 423,981,902,946 × 423,981,902,946
4. Step 4: Simplify right side
   288,414,359,551x = 179,760,654,025,711,354,380,288
5. Step 5: Solve for x
   x = 179,760,654,025,711,354,380,288/288,414,359,551
6. Step 6: Final answer
   x = 623,272,205,675.06