Finding the Fourth Proportional to 38,522.58, 53,160.51 and 21,527.07

Step by Step Solution

1. Step 1: Write the proportion equation
   38,522.58 : 53,160.51 = 21,527.07 : x
2. Step 2: Convert to fraction form
   38,522.58/53,160.51 = 21,527.07/x
3. Step 3: Cross multiply
   38,522.58x = 53,160.51 × 21,527.07
4. Step 4: Simplify right side
   38,522.58x = 1,144,390,020.01
5. Step 5: Solve for x
   x = 1,144,390,020.01/38,522.58
6. Step 6: Final answer
   x = 29,706.99