Finding the Fourth Proportional to 60,853.36, 83,978.28 and 35,703.28

Step by Step Solution

1. Step 1: Write the proportion equation
   60,853.36 : 83,978.28 = 35,703.28 : x
2. Step 2: Convert to fraction form
   60,853.36/83,978.28 = 35,703.28/x
3. Step 3: Cross multiply
   60,853.36x = 83,978.28 × 35,703.28
4. Step 4: Simplify right side
   60,853.36x = 2,998,300,044.76
5. Step 5: Solve for x
   x = 2,998,300,044.76/60,853.36
6. Step 6: Final answer
   x = 49,270.90