Finding the Third Proportional to 240,453 and 341,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   240,453 : 341,779.50 = 341,779.50 : x
2. Step 2: Convert to fraction form
   240,453/341,779.50 = 341,779.50/x
3. Step 3: Cross multiply
   240,453x = 341,779.50 × 341,779.50
4. Step 4: Simplify right side
   240,453x = 116,813,226,620.25
5. Step 5: Solve for x
   x = 116,813,226,620.25/240,453
6. Step 6: Final answer
   x = 485,804.82