Finding the Fourth Proportional to 143,926.94, 215,838.56 and 60,827.42

Step by Step Solution

1. Step 1: Write the proportion equation
   143,926.94 : 215,838.56 = 60,827.42 : x
2. Step 2: Convert to fraction form
   143,926.94/215,838.56 = 60,827.42/x
3. Step 3: Cross multiply
   143,926.94x = 215,838.56 × 60,827.42
4. Step 4: Simplify right side
   143,926.94x = 13,128,902,741.32
5. Step 5: Solve for x
   x = 13,128,902,741.32/143,926.94
6. Step 6: Final answer
   x = 91,219.22