Finding the Fourth Proportional to 60,857.72, 83,985.36 and 34,003.18

Step by Step Solution

1. Step 1: Write the proportion equation
   60,857.72 : 83,985.36 = 34,003.18 : x
2. Step 2: Convert to fraction form
   60,857.72/83,985.36 = 34,003.18/x
3. Step 3: Cross multiply
   60,857.72x = 83,985.36 × 34,003.18
4. Step 4: Simplify right side
   60,857.72x = 2,855,769,103.48
5. Step 5: Solve for x
   x = 2,855,769,103.48/60,857.72
6. Step 6: Final answer
   x = 46,925.34