Finding the Third Proportional to 336,702 and 748,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   336,702 : 748,141.50 = 748,141.50 : x
2. Step 2: Convert to fraction form
   336,702/748,141.50 = 748,141.50/x
3. Step 3: Cross multiply
   336,702x = 748,141.50 × 748,141.50
4. Step 4: Simplify right side
   336,702x = 559,715,704,022.25
5. Step 5: Solve for x
   x = 559,715,704,022.25/336,702
6. Step 6: Final answer
   x = 1,662,347.43