Finding the Third Proportional to 765,235,980.75 and 1,147,654,672.50

Step by Step Solution

1. Step 1: Write the proportion equation
   765,235,980.75 : 1,147,654,672.50 = 1,147,654,672.50 : x
2. Step 2: Convert to fraction form
   765,235,980.75/1,147,654,672.50 = 1,147,654,672.50/x
3. Step 3: Cross multiply
   765,235,980.75x = 1,147,654,672.50 × 1,147,654,672.50
4. Step 4: Simplify right side
   765,235,980.75x = 1,317,111,247,311,082,240
5. Step 5: Solve for x
   x = 1,317,111,247,311,082,240/765,235,980.75
6. Step 6: Final answer
   x = 1,721,183,112.72