Finding the Third Proportional to 347,919.50 and 538,714

Step by Step Solution

1. Step 1: Write the proportion equation
   347,919.50 : 538,714 = 538,714 : x
2. Step 2: Convert to fraction form
   347,919.50/538,714 = 538,714/x
3. Step 3: Cross multiply
   347,919.50x = 538,714 × 538,714
4. Step 4: Simplify right side
   347,919.50x = 290,212,773,796
5. Step 5: Solve for x
   x = 290,212,773,796/347,919.50
6. Step 6: Final answer
   x = 834,137.71