Finding the Fourth Proportional to 60,214.72, 90,386.40 and 50,967.68

Step by Step Solution

1. Step 1: Write the proportion equation
   60,214.72 : 90,386.40 = 50,967.68 : x
2. Step 2: Convert to fraction form
   60,214.72/90,386.40 = 50,967.68/x
3. Step 3: Cross multiply
   60,214.72x = 90,386.40 × 50,967.68
4. Step 4: Simplify right side
   60,214.72x = 4,606,785,111.55
5. Step 5: Solve for x
   x = 4,606,785,111.55/60,214.72
6. Step 6: Final answer
   x = 76,505.96