Finding the Fourth Proportional to 2,451,071.96, 3,676,706.82 and 853,796.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,451,071.96 : 3,676,706.82 = 853,796.60 : x
2. Step 2: Convert to fraction form
   2,451,071.96/3,676,706.82 = 853,796.60/x
3. Step 3: Cross multiply
   2,451,071.96x = 3,676,706.82 × 853,796.60
4. Step 4: Simplify right side
   2,451,071.96x = 3,139,159,782,112.81
5. Step 5: Solve for x
   x = 3,139,159,782,112.81/2,451,071.96
6. Step 6: Final answer
   x = 1,280,729.34