Finding the Fourth Proportional to 87,969.83, 132,165.07 and 56,441.82

Step by Step Solution

1. Step 1: Write the proportion equation
   87,969.83 : 132,165.07 = 56,441.82 : x
2. Step 2: Convert to fraction form
   87,969.83/132,165.07 = 56,441.82/x
3. Step 3: Cross multiply
   87,969.83x = 132,165.07 × 56,441.82
4. Step 4: Simplify right side
   87,969.83x = 7,459,637,074.03
5. Step 5: Solve for x
   x = 7,459,637,074.03/87,969.83
6. Step 6: Final answer
   x = 84,797.67