Finding the Fourth Proportional to 1,174,753.98, 1,620,796.32 and 658,436.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174,753.98 : 1,620,796.32 = 658,436.31 : x
2. Step 2: Convert to fraction form
   1,174,753.98/1,620,796.32 = 658,436.31/x
3. Step 3: Cross multiply
   1,174,753.98x = 1,620,796.32 × 658,436.31
4. Step 4: Simplify right side
   1,174,753.98x = 1,067,191,148,202.38
5. Step 5: Solve for x
   x = 1,067,191,148,202.38/1,174,753.98
6. Step 6: Final answer
   x = 908,437.99