Finding the Third Proportional to 274,047 and 430,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   274,047 : 430,003.50 = 430,003.50 : x
2. Step 2: Convert to fraction form
   274,047/430,003.50 = 430,003.50/x
3. Step 3: Cross multiply
   274,047x = 430,003.50 × 430,003.50
4. Step 4: Simplify right side
   274,047x = 184,903,010,012.25
5. Step 5: Solve for x
   x = 184,903,010,012.25/274,047
6. Step 6: Final answer
   x = 674,712.77