Finding the Fourth Proportional to 59,072.76, 88,602.48 and 21,113.82

Step by Step Solution

1. Step 1: Write the proportion equation
   59,072.76 : 88,602.48 = 21,113.82 : x
2. Step 2: Convert to fraction form
   59,072.76/88,602.48 = 21,113.82/x
3. Step 3: Cross multiply
   59,072.76x = 88,602.48 × 21,113.82
4. Step 4: Simplify right side
   59,072.76x = 1,870,736,814.27
5. Step 5: Solve for x
   x = 1,870,736,814.27/59,072.76
6. Step 6: Final answer
   x = 31,668.35