Finding the Fourth Proportional to 1,022,443.98, 1,410,978.29 and 592,978.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,022,443.98 : 1,410,978.29 = 592,978.74 : x
2. Step 2: Convert to fraction form
   1,022,443.98/1,410,978.29 = 592,978.74/x
3. Step 3: Cross multiply
   1,022,443.98x = 1,410,978.29 × 592,978.74
4. Step 4: Simplify right side
   1,022,443.98x = 836,680,128,571.56
5. Step 5: Solve for x
   x = 836,680,128,571.56/1,022,443.98
6. Step 6: Final answer
   x = 818,313.91