Finding the Third Proportional to 199,548 and 424,969.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,548 : 424,969.50 = 424,969.50 : x
2. Step 2: Convert to fraction form
   199,548/424,969.50 = 424,969.50/x
3. Step 3: Cross multiply
   199,548x = 424,969.50 × 424,969.50
4. Step 4: Simplify right side
   199,548x = 180,599,075,930.25
5. Step 5: Solve for x
   x = 180,599,075,930.25/199,548
6. Step 6: Final answer
   x = 905,040.77