Finding the Third Proportional to 183,699.50 and 281,003.25

Step by Step Solution

1. Step 1: Write the proportion equation
   183,699.50 : 281,003.25 = 281,003.25 : x
2. Step 2: Convert to fraction form
   183,699.50/281,003.25 = 281,003.25/x
3. Step 3: Cross multiply
   183,699.50x = 281,003.25 × 281,003.25
4. Step 4: Simplify right side
   183,699.50x = 78,962,826,510.56
5. Step 5: Solve for x
   x = 78,962,826,510.56/183,699.50
6. Step 6: Final answer
   x = 429,847.80