Finding the Third Proportional to 27,390 and 56,077.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,390 : 56,077.50 = 56,077.50 : x
2. Step 2: Convert to fraction form
   27,390/56,077.50 = 56,077.50/x
3. Step 3: Cross multiply
   27,390x = 56,077.50 × 56,077.50
4. Step 4: Simplify right side
   27,390x = 3,144,686,006.25
5. Step 5: Solve for x
   x = 3,144,686,006.25/27,390
6. Step 6: Final answer
   x = 114,811.46