Finding the Fourth Proportional to 77,085.92, 106,379.37 and 43,096.30

Step by Step Solution

1. Step 1: Write the proportion equation
   77,085.92 : 106,379.37 = 43,096.30 : x
2. Step 2: Convert to fraction form
   77,085.92/106,379.37 = 43,096.30/x
3. Step 3: Cross multiply
   77,085.92x = 106,379.37 × 43,096.30
4. Step 4: Simplify right side
   77,085.92x = 4,584,556,815.77
5. Step 5: Solve for x
   x = 4,584,556,815.77/77,085.92
6. Step 6: Final answer
   x = 59,473.33