Finding the Fourth Proportional to 59,900.78, 82,666.71 and 33,043.21

Step by Step Solution

1. Step 1: Write the proportion equation
   59,900.78 : 82,666.71 = 33,043.21 : x
2. Step 2: Convert to fraction form
   59,900.78/82,666.71 = 33,043.21/x
3. Step 3: Cross multiply
   59,900.78x = 82,666.71 × 33,043.21
4. Step 4: Simplify right side
   59,900.78x = 2,731,573,251.87
5. Step 5: Solve for x
   x = 2,731,573,251.87/59,900.78
6. Step 6: Final answer
   x = 45,601.63