Finding the Fourth Proportional to 47,128.78, 65,034 and 26,980.84

Step by Step Solution

1. Step 1: Write the proportion equation
   47,128.78 : 65,034 = 26,980.84 : x
2. Step 2: Convert to fraction form
   47,128.78/65,034 = 26,980.84/x
3. Step 3: Cross multiply
   47,128.78x = 65,034 × 26,980.84
4. Step 4: Simplify right side
   47,128.78x = 1,754,671,948.56
5. Step 5: Solve for x
   x = 1,754,671,948.56/47,128.78
6. Step 6: Final answer
   x = 37,231.43