Finding the Fourth Proportional to 3,966,047.57, 5,471,130.79 and 2,590,196.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,966,047.57 : 5,471,130.79 = 2,590,196.29 : x
2. Step 2: Convert to fraction form
   3,966,047.57/5,471,130.79 = 2,590,196.29/x
3. Step 3: Cross multiply
   3,966,047.57x = 5,471,130.79 × 2,590,196.29
4. Step 4: Simplify right side
   3,966,047.57x = 14,171,302,674,362.77
5. Step 5: Solve for x
   x = 14,171,302,674,362.77/3,966,047.57
6. Step 6: Final answer
   x = 3,573,154.99