Finding the Fourth Proportional to 72,674.31, 108,961.16 and 37,066.53

Step by Step Solution

1. Step 1: Write the proportion equation
   72,674.31 : 108,961.16 = 37,066.53 : x
2. Step 2: Convert to fraction form
   72,674.31/108,961.16 = 37,066.53/x
3. Step 3: Cross multiply
   72,674.31x = 108,961.16 × 37,066.53
4. Step 4: Simplify right side
   72,674.31x = 4,038,811,920.64
5. Step 5: Solve for x
   x = 4,038,811,920.64/72,674.31
6. Step 6: Final answer
   x = 55,574.14