Finding the Fourth Proportional to 56,733, 78,291.54 and 31,584.12

Step by Step Solution

1. Step 1: Write the proportion equation
   56,733 : 78,291.54 = 31,584.12 : x
2. Step 2: Convert to fraction form
   56,733/78,291.54 = 31,584.12/x
3. Step 3: Cross multiply
   56,733x = 78,291.54 × 31,584.12
4. Step 4: Simplify right side
   56,733x = 2,472,769,394.34
5. Step 5: Solve for x
   x = 2,472,769,394.34/56,733
6. Step 6: Final answer
   x = 43,586.09