Finding the Fourth Proportional to 60,636.78, 83,670.98 and 35,142.96

Step by Step Solution

1. Step 1: Write the proportion equation
   60,636.78 : 83,670.98 = 35,142.96 : x
2. Step 2: Convert to fraction form
   60,636.78/83,670.98 = 35,142.96/x
3. Step 3: Cross multiply
   60,636.78x = 83,670.98 × 35,142.96
4. Step 4: Simplify right side
   60,636.78x = 2,940,446,041.35
5. Step 5: Solve for x
   x = 2,940,446,041.35/60,636.78
6. Step 6: Final answer
   x = 48,492.78