Finding the Fourth Proportional to 94,688.98, 142,033.29 and 55,218.42

Step by Step Solution

1. Step 1: Write the proportion equation
   94,688.98 : 142,033.29 = 55,218.42 : x
2. Step 2: Convert to fraction form
   94,688.98/142,033.29 = 55,218.42/x
3. Step 3: Cross multiply
   94,688.98x = 142,033.29 × 55,218.42
4. Step 4: Simplify right side
   94,688.98x = 7,842,853,861.20
5. Step 5: Solve for x
   x = 7,842,853,861.20/94,688.98
6. Step 6: Final answer
   x = 82,827.53