Finding the Fourth Proportional to 948,978.42, 1,423,795.63 and 593,568.98

Step by Step Solution

1. Step 1: Write the proportion equation
   948,978.42 : 1,423,795.63 = 593,568.98 : x
2. Step 2: Convert to fraction form
   948,978.42/1,423,795.63 = 593,568.98/x
3. Step 3: Cross multiply
   948,978.42x = 1,423,795.63 × 593,568.98
4. Step 4: Simplify right side
   948,978.42x = 845,120,919,827.56
5. Step 5: Solve for x
   x = 845,120,919,827.56/948,978.42
6. Step 6: Final answer
   x = 890,558.63