Finding the Fourth Proportional to 57,170,588.24, 78,895,239.98 and 31,065,185.72

Step by Step Solution

1. Step 1: Write the proportion equation
   57,170,588.24 : 78,895,239.98 = 31,065,185.72 : x
2. Step 2: Convert to fraction form
   57,170,588.24/78,895,239.98 = 31,065,185.72/x
3. Step 3: Cross multiply
   57,170,588.24x = 78,895,239.98 × 31,065,185.72
4. Step 4: Simplify right side
   57,170,588.24x = 2,450,895,282,085,856
5. Step 5: Solve for x
   x = 2,450,895,282,085,856/57,170,588.24
6. Step 6: Final answer
   x = 42,869,862.94