Finding the Third Proportional to 56,300 and 120,464

Step by Step Solution

1. Step 1: Write the proportion equation
   56,300 : 120,464 = 120,464 : x
2. Step 2: Convert to fraction form
   56,300/120,464 = 120,464/x
3. Step 3: Cross multiply
   56,300x = 120,464 × 120,464
4. Step 4: Simplify right side
   56,300x = 14,511,575,296
5. Step 5: Solve for x
   x = 14,511,575,296/56,300
6. Step 6: Final answer
   x = 257,754.45