Finding the Fourth Proportional to 77,499.76, 116,147.52 and 30,727.12

Step by Step Solution

1. Step 1: Write the proportion equation
   77,499.76 : 116,147.52 = 30,727.12 : x
2. Step 2: Convert to fraction form
   77,499.76/116,147.52 = 30,727.12/x
3. Step 3: Cross multiply
   77,499.76x = 116,147.52 × 30,727.12
4. Step 4: Simplify right side
   77,499.76x = 3,568,878,784.74
5. Step 5: Solve for x
   x = 3,568,878,784.74/77,499.76
6. Step 6: Final answer
   x = 46,050.19