Finding the Fourth Proportional to 8,633,442.21, 12,947,123.31 and 2,874,611.94

Step by Step Solution

1. Step 1: Write the proportion equation
   8,633,442.21 : 12,947,123.31 = 2,874,611.94 : x
2. Step 2: Convert to fraction form
   8,633,442.21/12,947,123.31 = 2,874,611.94/x
3. Step 3: Cross multiply
   8,633,442.21x = 12,947,123.31 × 2,874,611.94
4. Step 4: Simplify right side
   8,633,442.21x = 37,217,955,255,578.32
5. Step 5: Solve for x
   x = 37,217,955,255,578.32/8,633,442.21
6. Step 6: Final answer
   x = 4,310,905.70