Finding the Fourth Proportional to 57,899.31, 79,889.69 and 32,406.79

Step by Step Solution

1. Step 1: Write the proportion equation
   57,899.31 : 79,889.69 = 32,406.79 : x
2. Step 2: Convert to fraction form
   57,899.31/79,889.69 = 32,406.79/x
3. Step 3: Cross multiply
   57,899.31x = 79,889.69 × 32,406.79
4. Step 4: Simplify right side
   57,899.31x = 2,588,968,288.29
5. Step 5: Solve for x
   x = 2,588,968,288.29/57,899.31
6. Step 6: Final answer
   x = 44,715.01