Finding the Fourth Proportional to 96,978.52, 145,471.14 and 26,863

Step by Step Solution

1. Step 1: Write the proportion equation
   96,978.52 : 145,471.14 = 26,863 : x
2. Step 2: Convert to fraction form
   96,978.52/145,471.14 = 26,863/x
3. Step 3: Cross multiply
   96,978.52x = 145,471.14 × 26,863
4. Step 4: Simplify right side
   96,978.52x = 3,907,791,233.82
5. Step 5: Solve for x
   x = 3,907,791,233.82/96,978.52
6. Step 6: Final answer
   x = 40,295.43