Finding the Fourth Proportional to 4,890,945.30, 7,337,730.15 and 4,362,128.70

Step by Step Solution

1. Step 1: Write the proportion equation
   4,890,945.30 : 7,337,730.15 = 4,362,128.70 : x
2. Step 2: Convert to fraction form
   4,890,945.30/7,337,730.15 = 4,362,128.70/x
3. Step 3: Cross multiply
   4,890,945.30x = 7,337,730.15 × 4,362,128.70
4. Step 4: Simplify right side
   4,890,945.30x = 32,008,123,280,170.31
5. Step 5: Solve for x
   x = 32,008,123,280,170.31/4,890,945.30
6. Step 6: Final answer
   x = 6,544,363.37