Finding the Fourth Proportional to 59,484.96, 89,086.72 and 51,651.20

Step by Step Solution

1. Step 1: Write the proportion equation
   59,484.96 : 89,086.72 = 51,651.20 : x
2. Step 2: Convert to fraction form
   59,484.96/89,086.72 = 51,651.20/x
3. Step 3: Cross multiply
   59,484.96x = 89,086.72 × 51,651.20
4. Step 4: Simplify right side
   59,484.96x = 4,601,435,992.06
5. Step 5: Solve for x
   x = 4,601,435,992.06/59,484.96
6. Step 6: Final answer
   x = 77,354.61