Finding the Third Proportional to 431,676 and 915,954.75

Step by Step Solution

1. Step 1: Write the proportion equation
   431,676 : 915,954.75 = 915,954.75 : x
2. Step 2: Convert to fraction form
   431,676/915,954.75 = 915,954.75/x
3. Step 3: Cross multiply
   431,676x = 915,954.75 × 915,954.75
4. Step 4: Simplify right side
   431,676x = 838,973,104,047.56
5. Step 5: Solve for x
   x = 838,973,104,047.56/431,676
6. Step 6: Final answer
   x = 1,943,525.01