Finding the Fourth Proportional to 8,621,876.52, 12,933,815.31 and 2,865,123.90

Step by Step Solution

1. Step 1: Write the proportion equation
   8,621,876.52 : 12,933,815.31 = 2,865,123.90 : x
2. Step 2: Convert to fraction form
   8,621,876.52/12,933,815.31 = 2,865,123.90/x
3. Step 3: Cross multiply
   8,621,876.52x = 12,933,815.31 × 2,865,123.90
4. Step 4: Simplify right side
   8,621,876.52x = 37,056,983,362,866.91
5. Step 5: Solve for x
   x = 37,056,983,362,866.91/8,621,876.52
6. Step 6: Final answer
   x = 4,298,018.33