Finding the Fourth Proportional to 60,538.16, 83,562.56 and 54,153.48

Step by Step Solution

1. Step 1: Write the proportion equation
   60,538.16 : 83,562.56 = 54,153.48 : x
2. Step 2: Convert to fraction form
   60,538.16/83,562.56 = 54,153.48/x
3. Step 3: Cross multiply
   60,538.16x = 83,562.56 × 54,153.48
4. Step 4: Simplify right side
   60,538.16x = 4,525,203,421.71
5. Step 5: Solve for x
   x = 4,525,203,421.71/60,538.16
6. Step 6: Final answer
   x = 74,749.60