Finding the Third Proportional to 196,260,616,307 and 426,908,123,491

Step by Step Solution

1. Step 1: Write the proportion equation
   196,260,616,307 : 426,908,123,491 = 426,908,123,491 : x
2. Step 2: Convert to fraction form
   196,260,616,307/426,908,123,491 = 426,908,123,491/x
3. Step 3: Cross multiply
   196,260,616,307x = 426,908,123,491 × 426,908,123,491
4. Step 4: Simplify right side
   196,260,616,307x = 182,250,545,902,606,906,032,128
5. Step 5: Solve for x
   x = 182,250,545,902,606,906,032,128/196,260,616,307
6. Step 6: Final answer
   x = 928,614,967,852.35