Finding the Fourth Proportional to 54,059.31, 81,077.69 and 14,607.18

Step by Step Solution

1. Step 1: Write the proportion equation
   54,059.31 : 81,077.69 = 14,607.18 : x
2. Step 2: Convert to fraction form
   54,059.31/81,077.69 = 14,607.18/x
3. Step 3: Cross multiply
   54,059.31x = 81,077.69 × 14,607.18
4. Step 4: Simplify right side
   54,059.31x = 1,184,316,448.33
5. Step 5: Solve for x
   x = 1,184,316,448.33/54,059.31
6. Step 6: Final answer
   x = 21,907.72