Finding the Third Proportional to 538,435.50 and 833,615.25

Step by Step Solution

1. Step 1: Write the proportion equation
   538,435.50 : 833,615.25 = 833,615.25 : x
2. Step 2: Convert to fraction form
   538,435.50/833,615.25 = 833,615.25/x
3. Step 3: Cross multiply
   538,435.50x = 833,615.25 × 833,615.25
4. Step 4: Simplify right side
   538,435.50x = 694,914,385,032.56
5. Step 5: Solve for x
   x = 694,914,385,032.56/538,435.50
6. Step 6: Final answer
   x = 1,290,617.70