Finding the Fourth Proportional to 53,475.48, 73,788.03 and 30,505.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,475.48 : 73,788.03 = 30,505.50 : x
2. Step 2: Convert to fraction form
   53,475.48/73,788.03 = 30,505.50/x
3. Step 3: Cross multiply
   53,475.48x = 73,788.03 × 30,505.50
4. Step 4: Simplify right side
   53,475.48x = 2,250,940,749.17
5. Step 5: Solve for x
   x = 2,250,940,749.17/53,475.48
6. Step 6: Final answer
   x = 42,092.95