Finding the Third Proportional to 129,852,612 and 194,369,382

Step by Step Solution

1. Step 1: Write the proportion equation
   129,852,612 : 194,369,382 = 194,369,382 : x
2. Step 2: Convert to fraction form
   129,852,612/194,369,382 = 194,369,382/x
3. Step 3: Cross multiply
   129,852,612x = 194,369,382 × 194,369,382
4. Step 4: Simplify right side
   129,852,612x = 37,779,456,659,061,920
5. Step 5: Solve for x
   x = 37,779,456,659,061,920/129,852,612
6. Step 6: Final answer
   x = 290,941,060.62