Finding the Fourth Proportional to 72,407.36, 108,669.72 and 37,357.04

Step by Step Solution

1. Step 1: Write the proportion equation
   72,407.36 : 108,669.72 = 37,357.04 : x
2. Step 2: Convert to fraction form
   72,407.36/108,669.72 = 37,357.04/x
3. Step 3: Cross multiply
   72,407.36x = 108,669.72 × 37,357.04
4. Step 4: Simplify right side
   72,407.36x = 4,059,579,076.83
5. Step 5: Solve for x
   x = 4,059,579,076.83/72,407.36
6. Step 6: Final answer
   x = 56,065.83