Finding the Third Proportional to 853,099.50 and 1,974,960

Step by Step Solution

1. Step 1: Write the proportion equation
   853,099.50 : 1,974,960 = 1,974,960 : x
2. Step 2: Convert to fraction form
   853,099.50/1,974,960 = 1,974,960/x
3. Step 3: Cross multiply
   853,099.50x = 1,974,960 × 1,974,960
4. Step 4: Simplify right side
   853,099.50x = 3,900,467,001,600
5. Step 5: Solve for x
   x = 3,900,467,001,600/853,099.50
6. Step 6: Final answer
   x = 4,572,112.63