Finding the Fourth Proportional to 60,493.36, 83,544.60 and 53,896.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,493.36 : 83,544.60 = 53,896.72 : x
2. Step 2: Convert to fraction form
   60,493.36/83,544.60 = 53,896.72/x
3. Step 3: Cross multiply
   60,493.36x = 83,544.60 × 53,896.72
4. Step 4: Simplify right side
   60,493.36x = 4,502,779,913.71
5. Step 5: Solve for x
   x = 4,502,779,913.71/60,493.36
6. Step 6: Final answer
   x = 74,434.28