Finding the Fourth Proportional to 53,212.51, 73,443.90 and 30,567.04

Step by Step Solution

1. Step 1: Write the proportion equation
   53,212.51 : 73,443.90 = 30,567.04 : x
2. Step 2: Convert to fraction form
   53,212.51/73,443.90 = 30,567.04/x
3. Step 3: Cross multiply
   53,212.51x = 73,443.90 × 30,567.04
4. Step 4: Simplify right side
   53,212.51x = 2,244,962,560.07
5. Step 5: Solve for x
   x = 2,244,962,560.07/53,212.51
6. Step 6: Final answer
   x = 42,188.62