Finding the Fourth Proportional to 56,337.33, 77,745.53 and 31,186.83

Step by Step Solution

1. Step 1: Write the proportion equation
   56,337.33 : 77,745.53 = 31,186.83 : x
2. Step 2: Convert to fraction form
   56,337.33/77,745.53 = 31,186.83/x
3. Step 3: Cross multiply
   56,337.33x = 77,745.53 × 31,186.83
4. Step 4: Simplify right side
   56,337.33x = 2,424,636,082.71
5. Step 5: Solve for x
   x = 2,424,636,082.71/56,337.33
6. Step 6: Final answer
   x = 43,037.83