Finding the Third Proportional to 83,194,456 and 129,828,123

Step by Step Solution

1. Step 1: Write the proportion equation
   83,194,456 : 129,828,123 = 129,828,123 : x
2. Step 2: Convert to fraction form
   83,194,456/129,828,123 = 129,828,123/x
3. Step 3: Cross multiply
   83,194,456x = 129,828,123 × 129,828,123
4. Step 4: Simplify right side
   83,194,456x = 16,855,341,521,703,128
5. Step 5: Solve for x
   x = 16,855,341,521,703,128/83,194,456
6. Step 6: Final answer
   x = 202,601,739.73