Finding the Third Proportional to 122,913 and 187,650

Step by Step Solution

1. Step 1: Write the proportion equation
   122,913 : 187,650 = 187,650 : x
2. Step 2: Convert to fraction form
   122,913/187,650 = 187,650/x
3. Step 3: Cross multiply
   122,913x = 187,650 × 187,650
4. Step 4: Simplify right side
   122,913x = 35,212,522,500
5. Step 5: Solve for x
   x = 35,212,522,500/122,913
6. Step 6: Final answer
   x = 286,483.31