Finding the Fourth Proportional to 57,176.16, 78,900.96 and 32,978.14

Step by Step Solution

1. Step 1: Write the proportion equation
   57,176.16 : 78,900.96 = 32,978.14 : x
2. Step 2: Convert to fraction form
   57,176.16/78,900.96 = 32,978.14/x
3. Step 3: Cross multiply
   57,176.16x = 78,900.96 × 32,978.14
4. Step 4: Simplify right side
   57,176.16x = 2,602,006,905.01
5. Step 5: Solve for x
   x = 2,602,006,905.01/57,176.16
6. Step 6: Final answer
   x = 45,508.60