Finding the Fourth Proportional to 53,196.57, 73,415.03 and 30,539.25

Step by Step Solution

1. Step 1: Write the proportion equation
   53,196.57 : 73,415.03 = 30,539.25 : x
2. Step 2: Convert to fraction form
   53,196.57/73,415.03 = 30,539.25/x
3. Step 3: Cross multiply
   53,196.57x = 73,415.03 × 30,539.25
4. Step 4: Simplify right side
   53,196.57x = 2,242,039,802.23
5. Step 5: Solve for x
   x = 2,242,039,802.23/53,196.57
6. Step 6: Final answer
   x = 42,146.32