Finding the Fourth Proportional to 3,641,060.40, 5,022,574.20 and 2,112,972.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,641,060.40 : 5,022,574.20 = 2,112,972.72 : x
2. Step 2: Convert to fraction form
   3,641,060.40/5,022,574.20 = 2,112,972.72/x
3. Step 3: Cross multiply
   3,641,060.40x = 5,022,574.20 × 2,112,972.72
4. Step 4: Simplify right side
   3,641,060.40x = 10,612,562,268,775.83
5. Step 5: Solve for x
   x = 10,612,562,268,775.83/3,641,060.40
6. Step 6: Final answer
   x = 2,914,689.98