Finding the Fourth Proportional to 72,298.12, 99,771.37 and 40,467.01

Step by Step Solution

1. Step 1: Write the proportion equation
   72,298.12 : 99,771.37 = 40,467.01 : x
2. Step 2: Convert to fraction form
   72,298.12/99,771.37 = 40,467.01/x
3. Step 3: Cross multiply
   72,298.12x = 99,771.37 × 40,467.01
4. Step 4: Simplify right side
   72,298.12x = 4,037,448,825.17
5. Step 5: Solve for x
   x = 4,037,448,825.17/72,298.12
6. Step 6: Final answer
   x = 55,844.45