Finding the Third Proportional to 194,957,676 and 428,181,300

Step by Step Solution

1. Step 1: Write the proportion equation
   194,957,676 : 428,181,300 = 428,181,300 : x
2. Step 2: Convert to fraction form
   194,957,676/428,181,300 = 428,181,300/x
3. Step 3: Cross multiply
   194,957,676x = 428,181,300 × 428,181,300
4. Step 4: Simplify right side
   194,957,676x = 183,339,225,669,689,984
5. Step 5: Solve for x
   x = 183,339,225,669,689,984/194,957,676
6. Step 6: Final answer
   x = 940,405,268.63