Finding the Fourth Proportional to 34,970.72, 52,471.59 and 18,326.80

Step by Step Solution

1. Step 1: Write the proportion equation
   34,970.72 : 52,471.59 = 18,326.80 : x
2. Step 2: Convert to fraction form
   34,970.72/52,471.59 = 18,326.80/x
3. Step 3: Cross multiply
   34,970.72x = 52,471.59 × 18,326.80
4. Step 4: Simplify right side
   34,970.72x = 961,636,037.32
5. Step 5: Solve for x
   x = 961,636,037.32/34,970.72
6. Step 6: Final answer
   x = 27,498.32