Finding the Third Proportional to 11,680.13 and 27,420.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,680.13 : 27,420.94 = 27,420.94 : x
2. Step 2: Convert to fraction form
   11,680.13/27,420.94 = 27,420.94/x
3. Step 3: Cross multiply
   11,680.13x = 27,420.94 × 27,420.94
4. Step 4: Simplify right side
   11,680.13x = 751,907,813.38
5. Step 5: Solve for x
   x = 751,907,813.38/11,680.13
6. Step 6: Final answer
   x = 64,374.98