Finding the Third Proportional to 56,224.50 and 120,786

Step by Step Solution

1. Step 1: Write the proportion equation
   56,224.50 : 120,786 = 120,786 : x
2. Step 2: Convert to fraction form
   56,224.50/120,786 = 120,786/x
3. Step 3: Cross multiply
   56,224.50x = 120,786 × 120,786
4. Step 4: Simplify right side
   56,224.50x = 14,589,257,796
5. Step 5: Solve for x
   x = 14,589,257,796/56,224.50
6. Step 6: Final answer
   x = 259,482.21