Finding the Third Proportional to 21,783.94 and 34,657.88

Step by Step Solution

1. Step 1: Write the proportion equation
   21,783.94 : 34,657.88 = 34,657.88 : x
2. Step 2: Convert to fraction form
   21,783.94/34,657.88 = 34,657.88/x
3. Step 3: Cross multiply
   21,783.94x = 34,657.88 × 34,657.88
4. Step 4: Simplify right side
   21,783.94x = 1,201,168,299.52
5. Step 5: Solve for x
   x = 1,201,168,299.52/21,783.94
6. Step 6: Final answer
   x = 55,140.09