Finding the Third Proportional to 28,364.06 and 61,921.69

Step by Step Solution

1. Step 1: Write the proportion equation
   28,364.06 : 61,921.69 = 61,921.69 : x
2. Step 2: Convert to fraction form
   28,364.06/61,921.69 = 61,921.69/x
3. Step 3: Cross multiply
   28,364.06x = 61,921.69 × 61,921.69
4. Step 4: Simplify right side
   28,364.06x = 3,834,295,382.85
5. Step 5: Solve for x
   x = 3,834,295,382.85/28,364.06
6. Step 6: Final answer
   x = 135,181.46