Finding the Third Proportional to 248,793 and 374,437.50

Step by Step Solution

1. Step 1: Write the proportion equation
   248,793 : 374,437.50 = 374,437.50 : x
2. Step 2: Convert to fraction form
   248,793/374,437.50 = 374,437.50/x
3. Step 3: Cross multiply
   248,793x = 374,437.50 × 374,437.50
4. Step 4: Simplify right side
   248,793x = 140,203,441,406.25
5. Step 5: Solve for x
   x = 140,203,441,406.25/248,793
6. Step 6: Final answer
   x = 563,534.51