Finding the Fourth Proportional to 58,683.22, 80,877.09 and 42,742.42

Step by Step Solution

1. Step 1: Write the proportion equation
   58,683.22 : 80,877.09 = 42,742.42 : x
2. Step 2: Convert to fraction form
   58,683.22/80,877.09 = 42,742.42/x
3. Step 3: Cross multiply
   58,683.22x = 80,877.09 × 42,742.42
4. Step 4: Simplify right side
   58,683.22x = 3,456,882,549.16
5. Step 5: Solve for x
   x = 3,456,882,549.16/58,683.22
6. Step 6: Final answer
   x = 58,907.51