Finding the Third Proportional to 349,898,271 and 751,722,298.50

Step by Step Solution

1. Step 1: Write the proportion equation
   349,898,271 : 751,722,298.50 = 751,722,298.50 : x
2. Step 2: Convert to fraction form
   349,898,271/751,722,298.50 = 751,722,298.50/x
3. Step 3: Cross multiply
   349,898,271x = 751,722,298.50 × 751,722,298.50
4. Step 4: Simplify right side
   349,898,271x = 565,086,414,062,123,072
5. Step 5: Solve for x
   x = 565,086,414,062,123,072/349,898,271
6. Step 6: Final answer
   x = 1,615,002,018.86