Finding the Fourth Proportional to 34,068.72, 51,015.60 and 20,881.14

Step by Step Solution

1. Step 1: Write the proportion equation
   34,068.72 : 51,015.60 = 20,881.14 : x
2. Step 2: Convert to fraction form
   34,068.72/51,015.60 = 20,881.14/x
3. Step 3: Cross multiply
   34,068.72x = 51,015.60 × 20,881.14
4. Step 4: Simplify right side
   34,068.72x = 1,065,263,885.78
5. Step 5: Solve for x
   x = 1,065,263,885.78/34,068.72
6. Step 6: Final answer
   x = 31,268.09