Finding the Third Proportional to 508,189.50 and 743,184

Step by Step Solution

1. Step 1: Write the proportion equation
   508,189.50 : 743,184 = 743,184 : x
2. Step 2: Convert to fraction form
   508,189.50/743,184 = 743,184/x
3. Step 3: Cross multiply
   508,189.50x = 743,184 × 743,184
4. Step 4: Simplify right side
   508,189.50x = 552,322,457,856
5. Step 5: Solve for x
   x = 552,322,457,856/508,189.50
6. Step 6: Final answer
   x = 1,086,843.51