Finding the Fourth Proportional to 989,095.83, 1,365,025.56 and 553,556.82

Step by Step Solution

1. Step 1: Write the proportion equation
   989,095.83 : 1,365,025.56 = 553,556.82 : x
2. Step 2: Convert to fraction form
   989,095.83/1,365,025.56 = 553,556.82/x
3. Step 3: Cross multiply
   989,095.83x = 1,365,025.56 × 553,556.82
4. Step 4: Simplify right side
   989,095.83x = 755,619,208,212.32
5. Step 5: Solve for x
   x = 755,619,208,212.32/989,095.83
6. Step 6: Final answer
   x = 763,949.44