Finding the Third Proportional to 431,179.75 and 907,046

Step by Step Solution

1. Step 1: Write the proportion equation
   431,179.75 : 907,046 = 907,046 : x
2. Step 2: Convert to fraction form
   431,179.75/907,046 = 907,046/x
3. Step 3: Cross multiply
   431,179.75x = 907,046 × 907,046
4. Step 4: Simplify right side
   431,179.75x = 822,732,446,116
5. Step 5: Solve for x
   x = 822,732,446,116/431,179.75
6. Step 6: Final answer
   x = 1,908,096.21