Finding the Third Proportional to 559,272.50 and 838,969

Step by Step Solution

1. Step 1: Write the proportion equation
   559,272.50 : 838,969 = 838,969 : x
2. Step 2: Convert to fraction form
   559,272.50/838,969 = 838,969/x
3. Step 3: Cross multiply
   559,272.50x = 838,969 × 838,969
4. Step 4: Simplify right side
   559,272.50x = 703,868,982,961
5. Step 5: Solve for x
   x = 703,868,982,961/559,272.50
6. Step 6: Final answer
   x = 1,258,543.88