Finding the Third Proportional to 936,139.50 and 1,404,229.50

Step by Step Solution

1. Step 1: Write the proportion equation
   936,139.50 : 1,404,229.50 = 1,404,229.50 : x
2. Step 2: Convert to fraction form
   936,139.50/1,404,229.50 = 1,404,229.50/x
3. Step 3: Cross multiply
   936,139.50x = 1,404,229.50 × 1,404,229.50
4. Step 4: Simplify right side
   936,139.50x = 1,971,860,488,670.25
5. Step 5: Solve for x
   x = 1,971,860,488,670.25/936,139.50
6. Step 6: Final answer
   x = 2,106,374.63