Finding the Fourth Proportional to 72,300.02, 99,770.08 and 40,462.77

Step by Step Solution

1. Step 1: Write the proportion equation
   72,300.02 : 99,770.08 = 40,462.77 : x
2. Step 2: Convert to fraction form
   72,300.02/99,770.08 = 40,462.77/x
3. Step 3: Cross multiply
   72,300.02x = 99,770.08 × 40,462.77
4. Step 4: Simplify right side
   72,300.02x = 4,036,973,799.92
5. Step 5: Solve for x
   x = 4,036,973,799.92/72,300.02
6. Step 6: Final answer
   x = 55,836.41