Finding the Fourth Proportional to 199,375.72, 299,079.78 and 59,133.94

Step by Step Solution

1. Step 1: Write the proportion equation
   199,375.72 : 299,079.78 = 59,133.94 : x
2. Step 2: Convert to fraction form
   199,375.72/299,079.78 = 59,133.94/x
3. Step 3: Cross multiply
   199,375.72x = 299,079.78 × 59,133.94
4. Step 4: Simplify right side
   199,375.72x = 17,685,764,796.28
5. Step 5: Solve for x
   x = 17,685,764,796.28/199,375.72
6. Step 6: Final answer
   x = 88,705.71