Finding the Third Proportional to 347,859 and 496,111.50

Step by Step Solution

1. Step 1: Write the proportion equation
   347,859 : 496,111.50 = 496,111.50 : x
2. Step 2: Convert to fraction form
   347,859/496,111.50 = 496,111.50/x
3. Step 3: Cross multiply
   347,859x = 496,111.50 × 496,111.50
4. Step 4: Simplify right side
   347,859x = 246,126,620,432.25
5. Step 5: Solve for x
   x = 246,126,620,432.25/347,859
6. Step 6: Final answer
   x = 707,547.08