Finding the Fourth Proportional to 55,662.57, 76,811.49 and 31,784.58

Step by Step Solution

1. Step 1: Write the proportion equation
   55,662.57 : 76,811.49 = 31,784.58 : x
2. Step 2: Convert to fraction form
   55,662.57/76,811.49 = 31,784.58/x
3. Step 3: Cross multiply
   55,662.57x = 76,811.49 × 31,784.58
4. Step 4: Simplify right side
   55,662.57x = 2,441,420,948.82
5. Step 5: Solve for x
   x = 2,441,420,948.82/55,662.57
6. Step 6: Final answer
   x = 43,861.09