Finding the Fourth Proportional to 19,572.89, 27,010.50 and 10,620.37

Step by Step Solution

1. Step 1: Write the proportion equation
   19,572.89 : 27,010.50 = 10,620.37 : x
2. Step 2: Convert to fraction form
   19,572.89/27,010.50 = 10,620.37/x
3. Step 3: Cross multiply
   19,572.89x = 27,010.50 × 10,620.37
4. Step 4: Simplify right side
   19,572.89x = 286,861,497.82
5. Step 5: Solve for x
   x = 286,861,497.82/19,572.89
6. Step 6: Final answer
   x = 14,656.06