Finding the Third Proportional to 185,090 and 250,818

Step by Step Solution

1. Step 1: Write the proportion equation
   185,090 : 250,818 = 250,818 : x
2. Step 2: Convert to fraction form
   185,090/250,818 = 250,818/x
3. Step 3: Cross multiply
   185,090x = 250,818 × 250,818
4. Step 4: Simplify right side
   185,090x = 62,909,669,124
5. Step 5: Solve for x
   x = 62,909,669,124/185,090
6. Step 6: Final answer
   x = 339,886.92