Finding the Fourth Proportional to 28,796.72, 43,193.71 and 10,076.00

Step by Step Solution

1. Step 1: Write the proportion equation
   28,796.72 : 43,193.71 = 10,076.00 : x
2. Step 2: Convert to fraction form
   28,796.72/43,193.71 = 10,076.00/x
3. Step 3: Cross multiply
   28,796.72x = 43,193.71 × 10,076.00
4. Step 4: Simplify right side
   28,796.72x = 435,219,561.91
5. Step 5: Solve for x
   x = 435,219,561.91/28,796.72
6. Step 6: Final answer
   x = 15,113.51