Finding the Fourth Proportional to 989,813.10, 1,365,945.82 and 537,104.10

Step by Step Solution

1. Step 1: Write the proportion equation
   989,813.10 : 1,365,945.82 = 537,104.10 : x
2. Step 2: Convert to fraction form
   989,813.10/1,365,945.82 = 537,104.10/x
3. Step 3: Cross multiply
   989,813.10x = 1,365,945.82 × 537,104.10
4. Step 4: Simplify right side
   989,813.10x = 733,655,092,127.37
5. Step 5: Solve for x
   x = 733,655,092,127.37/989,813.10
6. Step 6: Final answer
   x = 741,205.68