Finding the Third Proportional to 28,776.52 and 58,936.78

Step by Step Solution

1. Step 1: Write the proportion equation
   28,776.52 : 58,936.78 = 58,936.78 : x
2. Step 2: Convert to fraction form
   28,776.52/58,936.78 = 58,936.78/x
3. Step 3: Cross multiply
   28,776.52x = 58,936.78 × 58,936.78
4. Step 4: Simplify right side
   28,776.52x = 3,473,544,184.11
5. Step 5: Solve for x
   x = 3,473,544,184.11/28,776.52
6. Step 6: Final answer
   x = 120,707.60