Finding the Third Proportional to 112,977 and 243,449.75

Step by Step Solution

1. Step 1: Write the proportion equation
   112,977 : 243,449.75 = 243,449.75 : x
2. Step 2: Convert to fraction form
   112,977/243,449.75 = 243,449.75/x
3. Step 3: Cross multiply
   112,977x = 243,449.75 × 243,449.75
4. Step 4: Simplify right side
   112,977x = 59,267,780,775.06
5. Step 5: Solve for x
   x = 59,267,780,775.06/112,977
6. Step 6: Final answer
   x = 524,600.41