Finding the Fourth Proportional to 71,818.07, 107,524.58 and 38,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,818.07 : 107,524.58 = 38,007.50 : x
2. Step 2: Convert to fraction form
   71,818.07/107,524.58 = 38,007.50/x
3. Step 3: Cross multiply
   71,818.07x = 107,524.58 × 38,007.50
4. Step 4: Simplify right side
   71,818.07x = 4,086,739,746.69
5. Step 5: Solve for x
   x = 4,086,739,746.69/71,818.07
6. Step 6: Final answer
   x = 56,904.06