Finding the Fourth Proportional to 3,747,830.77, 5,621,644.09 and 1,052,178.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,747,830.77 : 5,621,644.09 = 1,052,178.31 : x
2. Step 2: Convert to fraction form
   3,747,830.77/5,621,644.09 = 1,052,178.31/x
3. Step 3: Cross multiply
   3,747,830.77x = 5,621,644.09 × 1,052,178.31
4. Step 4: Simplify right side
   3,747,830.77x = 5,914,971,978,037.69
5. Step 5: Solve for x
   x = 5,914,971,978,037.69/3,747,830.77
6. Step 6: Final answer
   x = 1,578,238.81