Finding the Third Proportional to 28,043 and 56,910

Step by Step Solution

1. Step 1: Write the proportion equation
   28,043 : 56,910 = 56,910 : x
2. Step 2: Convert to fraction form
   28,043/56,910 = 56,910/x
3. Step 3: Cross multiply
   28,043x = 56,910 × 56,910
4. Step 4: Simplify right side
   28,043x = 3,238,748,100
5. Step 5: Solve for x
   x = 3,238,748,100/28,043
6. Step 6: Final answer
   x = 115,492.21