Finding the Fourth Proportional to 69,025.41, 103,669.33 and 42,912.63

Step by Step Solution

1. Step 1: Write the proportion equation
   69,025.41 : 103,669.33 = 42,912.63 : x
2. Step 2: Convert to fraction form
   69,025.41/103,669.33 = 42,912.63/x
3. Step 3: Cross multiply
   69,025.41x = 103,669.33 × 42,912.63
4. Step 4: Simplify right side
   69,025.41x = 4,448,723,600.64
5. Step 5: Solve for x
   x = 4,448,723,600.64/69,025.41
6. Step 6: Final answer
   x = 64,450.52