Finding the Fourth Proportional to 53,570.03, 73,911.67 and 42,204.25

Step by Step Solution

1. Step 1: Write the proportion equation
   53,570.03 : 73,911.67 = 42,204.25 : x
2. Step 2: Convert to fraction form
   53,570.03/73,911.67 = 42,204.25/x
3. Step 3: Cross multiply
   53,570.03x = 73,911.67 × 42,204.25
4. Step 4: Simplify right side
   53,570.03x = 3,119,386,598.60
5. Step 5: Solve for x
   x = 3,119,386,598.60/53,570.03
6. Step 6: Final answer
   x = 58,230.07