Finding the Fourth Proportional to 23,038.56, 31,764.15 and 15,068.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,038.56 : 31,764.15 = 15,068.16 : x
2. Step 2: Convert to fraction form
   23,038.56/31,764.15 = 15,068.16/x
3. Step 3: Cross multiply
   23,038.56x = 31,764.15 × 15,068.16
4. Step 4: Simplify right side
   23,038.56x = 478,627,294.46
5. Step 5: Solve for x
   x = 478,627,294.46/23,038.56
6. Step 6: Final answer
   x = 20,775.05