Finding the Third Proportional to 777,506 and 1,160,258

Step by Step Solution

1. Step 1: Write the proportion equation
   777,506 : 1,160,258 = 1,160,258 : x
2. Step 2: Convert to fraction form
   777,506/1,160,258 = 1,160,258/x
3. Step 3: Cross multiply
   777,506x = 1,160,258 × 1,160,258
4. Step 4: Simplify right side
   777,506x = 1,346,198,626,564
5. Step 5: Solve for x
   x = 1,346,198,626,564/777,506
6. Step 6: Final answer
   x = 1,731,431.82