Finding the Fourth Proportional to 789,950.88, 1,090,131.72 and 427,374.83

Step by Step Solution

1. Step 1: Write the proportion equation
   789,950.88 : 1,090,131.72 = 427,374.83 : x
2. Step 2: Convert to fraction form
   789,950.88/1,090,131.72 = 427,374.83/x
3. Step 3: Cross multiply
   789,950.88x = 1,090,131.72 × 427,374.83
4. Step 4: Simplify right side
   789,950.88x = 465,894,859,635.28
5. Step 5: Solve for x
   x = 465,894,859,635.28/789,950.88
6. Step 6: Final answer
   x = 589,777.00