Finding the Fourth Proportional to 42,530.68, 58,691.34 and 23,667.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,530.68 : 58,691.34 = 23,667.40 : x
2. Step 2: Convert to fraction form
   42,530.68/58,691.34 = 23,667.40/x
3. Step 3: Cross multiply
   42,530.68x = 58,691.34 × 23,667.40
4. Step 4: Simplify right side
   42,530.68x = 1,389,071,420.32
5. Step 5: Solve for x
   x = 1,389,071,420.32/42,530.68
6. Step 6: Final answer
   x = 32,660.46