Finding the Third Proportional to 185,330.25 and 406,746

Step by Step Solution

1. Step 1: Write the proportion equation
   185,330.25 : 406,746 = 406,746 : x
2. Step 2: Convert to fraction form
   185,330.25/406,746 = 406,746/x
3. Step 3: Cross multiply
   185,330.25x = 406,746 × 406,746
4. Step 4: Simplify right side
   185,330.25x = 165,442,308,516
5. Step 5: Solve for x
   x = 165,442,308,516/185,330.25
6. Step 6: Final answer
   x = 892,689.18