Finding the Fourth Proportional to 53,432.88, 73,742.82 and 30,773.04

Step by Step Solution

1. Step 1: Write the proportion equation
   53,432.88 : 73,742.82 = 30,773.04 : x
2. Step 2: Convert to fraction form
   53,432.88/73,742.82 = 30,773.04/x
3. Step 3: Cross multiply
   53,432.88x = 73,742.82 × 30,773.04
4. Step 4: Simplify right side
   53,432.88x = 2,269,290,749.57
5. Step 5: Solve for x
   x = 2,269,290,749.57/53,432.88
6. Step 6: Final answer
   x = 42,469.93