Finding the Fourth Proportional to 927,131.05, 1,388,204.94 and 588,337.42

Step by Step Solution

1. Step 1: Write the proportion equation
   927,131.05 : 1,388,204.94 = 588,337.42 : x
2. Step 2: Convert to fraction form
   927,131.05/1,388,204.94 = 588,337.42/x
3. Step 3: Cross multiply
   927,131.05x = 1,388,204.94 × 588,337.42
4. Step 4: Simplify right side
   927,131.05x = 816,732,912,830.86
5. Step 5: Solve for x
   x = 816,732,912,830.86/927,131.05
6. Step 6: Final answer
   x = 880,924.99