Finding the Fourth Proportional to 166,661.87, 249,994.43 and 42,002.87

Step by Step Solution

1. Step 1: Write the proportion equation
   166,661.87 : 249,994.43 = 42,002.87 : x
2. Step 2: Convert to fraction form
   166,661.87/249,994.43 = 42,002.87/x
3. Step 3: Cross multiply
   166,661.87x = 249,994.43 × 42,002.87
4. Step 4: Simplify right side
   166,661.87x = 10,500,483,334.00
5. Step 5: Solve for x
   x = 10,500,483,334.00/166,661.87
6. Step 6: Final answer
   x = 63,004.71