Finding the Fourth Proportional to 2,180,721.34, 3,271,082.82 and 981,242.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180,721.34 : 3,271,082.82 = 981,242.56 : x
2. Step 2: Convert to fraction form
   2,180,721.34/3,271,082.82 = 981,242.56/x
3. Step 3: Cross multiply
   2,180,721.34x = 3,271,082.82 × 981,242.56
4. Step 4: Simplify right side
   2,180,721.34x = 3,209,725,680,268.82
5. Step 5: Solve for x
   x = 3,209,725,680,268.82/2,180,721.34
6. Step 6: Final answer
   x = 1,471,864.20