Finding the Fourth Proportional to 3,870,828.07, 5,777,241.05 and 3,806,973.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870,828.07 : 5,777,241.05 = 3,806,973.34 : x
2. Step 2: Convert to fraction form
   3,870,828.07/5,777,241.05 = 3,806,973.34/x
3. Step 3: Cross multiply
   3,870,828.07x = 5,777,241.05 × 3,806,973.34
4. Step 4: Simplify right side
   3,870,828.07x = 21,993,802,656,103.61
5. Step 5: Solve for x
   x = 21,993,802,656,103.61/3,870,828.07
6. Step 6: Final answer
   x = 5,681,937.37