Finding the Third Proportional to 28,211.63 and 61,480.69

Step by Step Solution

1. Step 1: Write the proportion equation
   28,211.63 : 61,480.69 = 61,480.69 : x
2. Step 2: Convert to fraction form
   28,211.63/61,480.69 = 61,480.69/x
3. Step 3: Cross multiply
   28,211.63x = 61,480.69 × 61,480.69
4. Step 4: Simplify right side
   28,211.63x = 3,779,874,935.47
5. Step 5: Solve for x
   x = 3,779,874,935.47/28,211.63
6. Step 6: Final answer
   x = 133,982.89