Finding the Fourth Proportional to 36,700.63, 55,053.69 and 10,407.49

Step by Step Solution

1. Step 1: Write the proportion equation
   36,700.63 : 55,053.69 = 10,407.49 : x
2. Step 2: Convert to fraction form
   36,700.63/55,053.69 = 10,407.49/x
3. Step 3: Cross multiply
   36,700.63x = 55,053.69 × 10,407.49
4. Step 4: Simplify right side
   36,700.63x = 572,970,400.83
5. Step 5: Solve for x
   x = 572,970,400.83/36,700.63
6. Step 6: Final answer
   x = 15,612.01