Finding the Third Proportional to 774,190,287 and 1,146,772,906.50

Step by Step Solution

1. Step 1: Write the proportion equation
   774,190,287 : 1,146,772,906.50 = 1,146,772,906.50 : x
2. Step 2: Convert to fraction form
   774,190,287/1,146,772,906.50 = 1,146,772,906.50/x
3. Step 3: Cross multiply
   774,190,287x = 1,146,772,906.50 × 1,146,772,906.50
4. Step 4: Simplify right side
   774,190,287x = 1,315,088,099,082,457,856
5. Step 5: Solve for x
   x = 1,315,088,099,082,457,856/774,190,287
6. Step 6: Final answer
   x = 1,698,662,617.14