Finding the Fourth Proportional to 55,132.02, 76,089.45 and 53,630.89

Step by Step Solution

1. Step 1: Write the proportion equation
   55,132.02 : 76,089.45 = 53,630.89 : x
2. Step 2: Convert to fraction form
   55,132.02/76,089.45 = 53,630.89/x
3. Step 3: Cross multiply
   55,132.02x = 76,089.45 × 53,630.89
4. Step 4: Simplify right side
   55,132.02x = 4,080,744,732.89
5. Step 5: Solve for x
   x = 4,080,744,732.89/55,132.02
6. Step 6: Final answer
   x = 74,017.69