Finding the Third Proportional to 234,983 and 334,978

Step by Step Solution

1. Step 1: Write the proportion equation
   234,983 : 334,978 = 334,978 : x
2. Step 2: Convert to fraction form
   234,983/334,978 = 334,978/x
3. Step 3: Cross multiply
   234,983x = 334,978 × 334,978
4. Step 4: Simplify right side
   234,983x = 112,210,260,484
5. Step 5: Solve for x
   x = 112,210,260,484/234,983
6. Step 6: Final answer
   x = 477,525.01