Finding the Fourth Proportional to 72,004, 99,365.52 and 42,196

Step by Step Solution

1. Step 1: Write the proportion equation
   72,004 : 99,365.52 = 42,196 : x
2. Step 2: Convert to fraction form
   72,004/99,365.52 = 42,196/x
3. Step 3: Cross multiply
   72,004x = 99,365.52 × 42,196
4. Step 4: Simplify right side
   72,004x = 4,192,827,481.92
5. Step 5: Solve for x
   x = 4,192,827,481.92/72,004
6. Step 6: Final answer
   x = 58,230.48