Finding the Fourth Proportional to 978,334.74, 1,350,115.90 and 591,096.42

Step by Step Solution

1. Step 1: Write the proportion equation
   978,334.74 : 1,350,115.90 = 591,096.42 : x
2. Step 2: Convert to fraction form
   978,334.74/1,350,115.90 = 591,096.42/x
3. Step 3: Cross multiply
   978,334.74x = 1,350,115.90 × 591,096.42
4. Step 4: Simplify right side
   978,334.74x = 798,048,673,597.34
5. Step 5: Solve for x
   x = 798,048,673,597.34/978,334.74
6. Step 6: Final answer
   x = 815,721.49