Finding the Third Proportional to 247,293 and 372,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   247,293 : 372,099.50 = 372,099.50 : x
2. Step 2: Convert to fraction form
   247,293/372,099.50 = 372,099.50/x
3. Step 3: Cross multiply
   247,293x = 372,099.50 × 372,099.50
4. Step 4: Simplify right side
   247,293x = 138,458,037,900.25
5. Step 5: Solve for x
   x = 138,458,037,900.25/247,293
6. Step 6: Final answer
   x = 559,894.69