Finding the Fourth Proportional to 57,003.84, 78,663.69 and 31,853.34

Step by Step Solution

1. Step 1: Write the proportion equation
   57,003.84 : 78,663.69 = 31,853.34 : x
2. Step 2: Convert to fraction form
   57,003.84/78,663.69 = 31,853.34/x
3. Step 3: Cross multiply
   57,003.84x = 78,663.69 × 31,853.34
4. Step 4: Simplify right side
   57,003.84x = 2,505,701,263.22
5. Step 5: Solve for x
   x = 2,505,701,263.22/57,003.84
6. Step 6: Final answer
   x = 43,956.71