Finding the Fourth Proportional to 72,360.46, 99,861.42 and 40,533.94

Step by Step Solution

1. Step 1: Write the proportion equation
   72,360.46 : 99,861.42 = 40,533.94 : x
2. Step 2: Convert to fraction form
   72,360.46/99,861.42 = 40,533.94/x
3. Step 3: Cross multiply
   72,360.46x = 99,861.42 × 40,533.94
4. Step 4: Simplify right side
   72,360.46x = 4,047,776,806.59
5. Step 5: Solve for x
   x = 4,047,776,806.59/72,360.46
6. Step 6: Final answer
   x = 55,939.07