Finding the Fourth Proportional to 56,453.36, 84,513.94 and 37,686.86

Step by Step Solution

1. Step 1: Write the proportion equation
   56,453.36 : 84,513.94 = 37,686.86 : x
2. Step 2: Convert to fraction form
   56,453.36/84,513.94 = 37,686.86/x
3. Step 3: Cross multiply
   56,453.36x = 84,513.94 × 37,686.86
4. Step 4: Simplify right side
   56,453.36x = 3,185,065,024.83
5. Step 5: Solve for x
   x = 3,185,065,024.83/56,453.36
6. Step 6: Final answer
   x = 56,419.41