Finding the Third Proportional to 196,260,616,356 and 426,908,123,580

Step by Step Solution

1. Step 1: Write the proportion equation
   196,260,616,356 : 426,908,123,580 = 426,908,123,580 : x
2. Step 2: Convert to fraction form
   196,260,616,356/426,908,123,580 = 426,908,123,580/x
3. Step 3: Cross multiply
   196,260,616,356x = 426,908,123,580 × 426,908,123,580
4. Step 4: Simplify right side
   196,260,616,356x = 182,250,545,978,596,554,440,704
5. Step 5: Solve for x
   x = 182,250,545,978,596,554,440,704/196,260,616,356
6. Step 6: Final answer
   x = 928,614,968,007.69