Finding the Fourth Proportional to 1,086,900.72, 1,499,969.88 and 603,465.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086,900.72 : 1,499,969.88 = 603,465.96 : x
2. Step 2: Convert to fraction form
   1,086,900.72/1,499,969.88 = 603,465.96/x
3. Step 3: Cross multiply
   1,086,900.72x = 1,499,969.88 × 603,465.96
4. Step 4: Simplify right side
   1,086,900.72x = 905,180,763,605.29
5. Step 5: Solve for x
   x = 905,180,763,605.29/1,086,900.72
6. Step 6: Final answer
   x = 832,809.06