Finding the Fourth Proportional to 734,986.18, 1,011,934.71 and 627,123.34

Step by Step Solution

1. Step 1: Write the proportion equation
   734,986.18 : 1,011,934.71 = 627,123.34 : x
2. Step 2: Convert to fraction form
   734,986.18/1,011,934.71 = 627,123.34/x
3. Step 3: Cross multiply
   734,986.18x = 1,011,934.71 × 627,123.34
4. Step 4: Simplify right side
   734,986.18x = 634,607,876,462.05
5. Step 5: Solve for x
   x = 634,607,876,462.05/734,986.18
6. Step 6: Final answer
   x = 863,428.31