Finding the Fourth Proportional to 96,615, 133,303.43 and 55,769.13

Step by Step Solution

1. Step 1: Write the proportion equation
   96,615 : 133,303.43 = 55,769.13 : x
2. Step 2: Convert to fraction form
   96,615/133,303.43 = 55,769.13/x
3. Step 3: Cross multiply
   96,615x = 133,303.43 × 55,769.13
4. Step 4: Simplify right side
   96,615x = 7,434,216,038.27
5. Step 5: Solve for x
   x = 7,434,216,038.27/96,615
6. Step 6: Final answer
   x = 76,946.81