Finding the Fourth Proportional to 73,199.85, 101,016.59 and 42,985.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,199.85 : 101,016.59 = 42,985.50 : x
2. Step 2: Convert to fraction form
   73,199.85/101,016.59 = 42,985.50/x
3. Step 3: Cross multiply
   73,199.85x = 101,016.59 × 42,985.50
4. Step 4: Simplify right side
   73,199.85x = 4,342,248,414.52
5. Step 5: Solve for x
   x = 4,342,248,414.52/73,199.85
6. Step 6: Final answer
   x = 59,320.46