Finding the Fourth Proportional to 55,443.93, 76,513.35 and 31,570.70

Step by Step Solution

1. Step 1: Write the proportion equation
   55,443.93 : 76,513.35 = 31,570.70 : x
2. Step 2: Convert to fraction form
   55,443.93/76,513.35 = 31,570.70/x
3. Step 3: Cross multiply
   55,443.93x = 76,513.35 × 31,570.70
4. Step 4: Simplify right side
   55,443.93x = 2,415,580,041.59
5. Step 5: Solve for x
   x = 2,415,580,041.59/55,443.93
6. Step 6: Final answer
   x = 43,567.98