Finding the Third Proportional to 349,471.13 and 764,370

Step by Step Solution

1. Step 1: Write the proportion equation
   349,471.13 : 764,370 = 764,370 : x
2. Step 2: Convert to fraction form
   349,471.13/764,370 = 764,370/x
3. Step 3: Cross multiply
   349,471.13x = 764,370 × 764,370
4. Step 4: Simplify right side
   349,471.13x = 584,261,496,900
5. Step 5: Solve for x
   x = 584,261,496,900/349,471.13
6. Step 6: Final answer
   x = 1,671,844.84