Finding the Fourth Proportional to 2,825,320.72, 3,898,896.66 and 1,536,193.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,825,320.72 : 3,898,896.66 = 1,536,193.57 : x
2. Step 2: Convert to fraction form
   2,825,320.72/3,898,896.66 = 1,536,193.57/x
3. Step 3: Cross multiply
   2,825,320.72x = 3,898,896.66 × 1,536,193.57
4. Step 4: Simplify right side
   2,825,320.72x = 5,989,459,979,186.48
5. Step 5: Solve for x
   x = 5,989,459,979,186.48/2,825,320.72
6. Step 6: Final answer
   x = 2,119,922.15