Finding the Fourth Proportional to 1,022,390.88, 1,410,507.06 and 614,591.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,022,390.88 : 1,410,507.06 = 614,591.91 : x
2. Step 2: Convert to fraction form
   1,022,390.88/1,410,507.06 = 614,591.91/x
3. Step 3: Cross multiply
   1,022,390.88x = 1,410,507.06 × 614,591.91
4. Step 4: Simplify right side
   1,022,390.88x = 866,886,228,073.89
5. Step 5: Solve for x
   x = 866,886,228,073.89/1,022,390.88
6. Step 6: Final answer
   x = 847,900.98