Finding the Fourth Proportional to 3,936,915.56, 5,432,943.52 and 2,126,079.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,936,915.56 : 5,432,943.52 = 2,126,079.56 : x
2. Step 2: Convert to fraction form
   3,936,915.56/5,432,943.52 = 2,126,079.56/x
3. Step 3: Cross multiply
   3,936,915.56x = 5,432,943.52 × 2,126,079.56
4. Step 4: Simplify right side
   3,936,915.56x = 11,550,870,168,506.45
5. Step 5: Solve for x
   x = 11,550,870,168,506.45/3,936,915.56
6. Step 6: Final answer
   x = 2,933,989.82