Finding the Fourth Proportional to 67,218.93, 92,723.69 and 42,024.69

Step by Step Solution

1. Step 1: Write the proportion equation
   67,218.93 : 92,723.69 = 42,024.69 : x
2. Step 2: Convert to fraction form
   67,218.93/92,723.69 = 42,024.69/x
3. Step 3: Cross multiply
   67,218.93x = 92,723.69 × 42,024.69
4. Step 4: Simplify right side
   67,218.93x = 3,896,684,196.58
5. Step 5: Solve for x
   x = 3,896,684,196.58/67,218.93
6. Step 6: Final answer
   x = 57,970.04