Finding the Fourth Proportional to 57,199.98, 78,940.35 and 35,997.42

Step by Step Solution

1. Step 1: Write the proportion equation
   57,199.98 : 78,940.35 = 35,997.42 : x
2. Step 2: Convert to fraction form
   57,199.98/78,940.35 = 35,997.42/x
3. Step 3: Cross multiply
   57,199.98x = 78,940.35 × 35,997.42
4. Step 4: Simplify right side
   57,199.98x = 2,841,648,933.90
5. Step 5: Solve for x
   x = 2,841,648,933.90/57,199.98
6. Step 6: Final answer
   x = 49,679.19