Finding the Fourth Proportional to 7,285,128.84, 10,925,789.16 and 2,166,180.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,285,128.84 : 10,925,789.16 = 2,166,180.12 : x
2. Step 2: Convert to fraction form
   7,285,128.84/10,925,789.16 = 2,166,180.12/x
3. Step 3: Cross multiply
   7,285,128.84x = 10,925,789.16 × 2,166,180.12
4. Step 4: Simplify right side
   7,285,128.84x = 23,667,227,273,703.50
5. Step 5: Solve for x
   x = 23,667,227,273,703.50/7,285,128.84
6. Step 6: Final answer
   x = 3,248,704.01