Finding the Fourth Proportional to 1,182,598.24, 1,631,985.06 and 638,733.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182,598.24 : 1,631,985.06 = 638,733.82 : x
2. Step 2: Convert to fraction form
   1,182,598.24/1,631,985.06 = 638,733.82/x
3. Step 3: Cross multiply
   1,182,598.24x = 1,631,985.06 × 638,733.82
4. Step 4: Simplify right side
   1,182,598.24x = 1,042,404,051,556.73
5. Step 5: Solve for x
   x = 1,042,404,051,556.73/1,182,598.24
6. Step 6: Final answer
   x = 881,452.40