Finding the Fourth Proportional to 53,006.99, 73,150.50 and 30,345.89

Step by Step Solution

1. Step 1: Write the proportion equation
   53,006.99 : 73,150.50 = 30,345.89 : x
2. Step 2: Convert to fraction form
   53,006.99/73,150.50 = 30,345.89/x
3. Step 3: Cross multiply
   53,006.99x = 73,150.50 × 30,345.89
4. Step 4: Simplify right side
   53,006.99x = 2,219,816,660.69
5. Step 5: Solve for x
   x = 2,219,816,660.69/53,006.99
6. Step 6: Final answer
   x = 41,877.81