Finding the Third Proportional to 438,636.50 and 956,599

Step by Step Solution

1. Step 1: Write the proportion equation
   438,636.50 : 956,599 = 956,599 : x
2. Step 2: Convert to fraction form
   438,636.50/956,599 = 956,599/x
3. Step 3: Cross multiply
   438,636.50x = 956,599 × 956,599
4. Step 4: Simplify right side
   438,636.50x = 915,081,646,801
5. Step 5: Solve for x
   x = 915,081,646,801/438,636.50
6. Step 6: Final answer
   x = 2,086,195.85