Finding the Fourth Proportional to 73,066.78, 109,593.96 and 23,139.60

Step by Step Solution

1. Step 1: Write the proportion equation
   73,066.78 : 109,593.96 = 23,139.60 : x
2. Step 2: Convert to fraction form
   73,066.78/109,593.96 = 23,139.60/x
3. Step 3: Cross multiply
   73,066.78x = 109,593.96 × 23,139.60
4. Step 4: Simplify right side
   73,066.78x = 2,535,960,396.82
5. Step 5: Solve for x
   x = 2,535,960,396.82/73,066.78
6. Step 6: Final answer
   x = 34,707.43