Finding the Fourth Proportional to 3,743,978.46, 5,166,245.91 and 2,112,290.58

Step by Step Solution

1. Step 1: Write the proportion equation
   3,743,978.46 : 5,166,245.91 = 2,112,290.58 : x
2. Step 2: Convert to fraction form
   3,743,978.46/5,166,245.91 = 2,112,290.58/x
3. Step 3: Cross multiply
   3,743,978.46x = 5,166,245.91 × 2,112,290.58
4. Step 4: Simplify right side
   3,743,978.46x = 10,912,612,569,656.53
5. Step 5: Solve for x
   x = 10,912,612,569,656.53/3,743,978.46
6. Step 6: Final answer
   x = 2,914,710.30