Finding the Fourth Proportional to 42,321.12, 58,402.98 and 23,201

Step by Step Solution

1. Step 1: Write the proportion equation
   42,321.12 : 58,402.98 = 23,201 : x
2. Step 2: Convert to fraction form
   42,321.12/58,402.98 = 23,201/x
3. Step 3: Cross multiply
   42,321.12x = 58,402.98 × 23,201
4. Step 4: Simplify right side
   42,321.12x = 1,355,007,538.98
5. Step 5: Solve for x
   x = 1,355,007,538.98/42,321.12
6. Step 6: Final answer
   x = 32,017.29