Finding the Fourth Proportional to 89,189.48, 123,071.46 and 51,476.20

Step by Step Solution

1. Step 1: Write the proportion equation
   89,189.48 : 123,071.46 = 51,476.20 : x
2. Step 2: Convert to fraction form
   89,189.48/123,071.46 = 51,476.20/x
3. Step 3: Cross multiply
   89,189.48x = 123,071.46 × 51,476.20
4. Step 4: Simplify right side
   89,189.48x = 6,335,251,089.25
5. Step 5: Solve for x
   x = 6,335,251,089.25/89,189.48
6. Step 6: Final answer
   x = 71,031.37