Finding the Fourth Proportional to 59,131.05, 88,264.86 and 51,288.84

Step by Step Solution

1. Step 1: Write the proportion equation
   59,131.05 : 88,264.86 = 51,288.84 : x
2. Step 2: Convert to fraction form
   59,131.05/88,264.86 = 51,288.84/x
3. Step 3: Cross multiply
   59,131.05x = 88,264.86 × 51,288.84
4. Step 4: Simplify right side
   59,131.05x = 4,527,002,282.16
5. Step 5: Solve for x
   x = 4,527,002,282.16/59,131.05
6. Step 6: Final answer
   x = 76,558.80