Finding the Third Proportional to 59,484.38 and 129,620.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,484.38 : 129,620.25 = 129,620.25 : x
2. Step 2: Convert to fraction form
   59,484.38/129,620.25 = 129,620.25/x
3. Step 3: Cross multiply
   59,484.38x = 129,620.25 × 129,620.25
4. Step 4: Simplify right side
   59,484.38x = 16,801,409,210.06
5. Step 5: Solve for x
   x = 16,801,409,210.06/59,484.38
6. Step 6: Final answer
   x = 282,450.80