Finding the Fourth Proportional to 1,582,212.27, 2,183,463.42 and 857,059.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,582,212.27 : 2,183,463.42 = 857,059.98 : x
2. Step 2: Convert to fraction form
   1,582,212.27/2,183,463.42 = 857,059.98/x
3. Step 3: Cross multiply
   1,582,212.27x = 2,183,463.42 × 857,059.98
4. Step 4: Simplify right side
   1,582,212.27x = 1,871,359,115,075.93
5. Step 5: Solve for x
   x = 1,871,359,115,075.93/1,582,212.27
6. Step 6: Final answer
   x = 1,182,748.45