Finding the Third Proportional to 288,414,359,574 and 423,981,902,982

Step by Step Solution

1. Step 1: Write the proportion equation
   288,414,359,574 : 423,981,902,982 = 423,981,902,982 : x
2. Step 2: Convert to fraction form
   288,414,359,574/423,981,902,982 = 423,981,902,982/x
3. Step 3: Cross multiply
   288,414,359,574x = 423,981,902,982 × 423,981,902,982
4. Step 4: Simplify right side
   288,414,359,574x = 179,760,654,056,238,069,317,632
5. Step 5: Solve for x
   x = 179,760,654,056,238,069,317,632/288,414,359,574
6. Step 6: Final answer
   x = 623,272,205,731.20