Finding the Fourth Proportional to 42,667.08, 63,908.27 and 27,830.98

Step by Step Solution

1. Step 1: Write the proportion equation
   42,667.08 : 63,908.27 = 27,830.98 : x
2. Step 2: Convert to fraction form
   42,667.08/63,908.27 = 27,830.98/x
3. Step 3: Cross multiply
   42,667.08x = 63,908.27 × 27,830.98
4. Step 4: Simplify right side
   42,667.08x = 1,778,629,784.20
5. Step 5: Solve for x
   x = 1,778,629,784.20/42,667.08
6. Step 6: Final answer
   x = 41,686.23