Finding the Third Proportional to 596,505 and 903,445.50

Step by Step Solution

1. Step 1: Write the proportion equation
   596,505 : 903,445.50 = 903,445.50 : x
2. Step 2: Convert to fraction form
   596,505/903,445.50 = 903,445.50/x
3. Step 3: Cross multiply
   596,505x = 903,445.50 × 903,445.50
4. Step 4: Simplify right side
   596,505x = 816,213,771,470.25
5. Step 5: Solve for x
   x = 816,213,771,470.25/596,505
6. Step 6: Final answer
   x = 1,368,326.79