Finding the Third Proportional to 155,116,620 and 235,898,568

Step by Step Solution

1. Step 1: Write the proportion equation
   155,116,620 : 235,898,568 = 235,898,568 : x
2. Step 2: Convert to fraction form
   155,116,620/235,898,568 = 235,898,568/x
3. Step 3: Cross multiply
   155,116,620x = 235,898,568 × 235,898,568
4. Step 4: Simplify right side
   155,116,620x = 55,648,134,384,450,624
5. Step 5: Solve for x
   x = 55,648,134,384,450,624/155,116,620
6. Step 6: Final answer
   x = 358,750,302.74