Finding the Fourth Proportional to 59,872.16, 89,749.56 and 51,007.52

Step by Step Solution

1. Step 1: Write the proportion equation
   59,872.16 : 89,749.56 = 51,007.52 : x
2. Step 2: Convert to fraction form
   59,872.16/89,749.56 = 51,007.52/x
3. Step 3: Cross multiply
   59,872.16x = 89,749.56 × 51,007.52
4. Step 4: Simplify right side
   59,872.16x = 4,577,902,476.69
5. Step 5: Solve for x
   x = 4,577,902,476.69/59,872.16
6. Step 6: Final answer
   x = 76,461.29