Finding the Fourth Proportional to 31,303.62, 43,173.86 and 27,518.76

Step by Step Solution

1. Step 1: Write the proportion equation
   31,303.62 : 43,173.86 = 27,518.76 : x
2. Step 2: Convert to fraction form
   31,303.62/43,173.86 = 27,518.76/x
3. Step 3: Cross multiply
   31,303.62x = 43,173.86 × 27,518.76
4. Step 4: Simplify right side
   31,303.62x = 1,188,091,160.41
5. Step 5: Solve for x
   x = 1,188,091,160.41/31,303.62
6. Step 6: Final answer
   x = 37,953.79