Finding the Fourth Proportional to 59,442.14, 89,100.32 and 21,978.14

Step by Step Solution

1. Step 1: Write the proportion equation
   59,442.14 : 89,100.32 = 21,978.14 : x
2. Step 2: Convert to fraction form
   59,442.14/89,100.32 = 21,978.14/x
3. Step 3: Cross multiply
   59,442.14x = 89,100.32 × 21,978.14
4. Step 4: Simplify right side
   59,442.14x = 1,958,259,307.00
5. Step 5: Solve for x
   x = 1,958,259,307.00/59,442.14
6. Step 6: Final answer
   x = 32,943.96