Finding the Fourth Proportional to 1,141,558.86, 1,576,410.18 and 854,580.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,558.86 : 1,576,410.18 = 854,580.72 : x
2. Step 2: Convert to fraction form
   1,141,558.86/1,576,410.18 = 854,580.72/x
3. Step 3: Cross multiply
   1,141,558.86x = 1,576,410.18 × 854,580.72
4. Step 4: Simplify right side
   1,141,558.86x = 1,347,169,746,639.73
5. Step 5: Solve for x
   x = 1,347,169,746,639.73/1,141,558.86
6. Step 6: Final answer
   x = 1,180,114.14