Finding the Fourth Proportional to 56,916.96, 78,538.16 and 31,767.52

Step by Step Solution

1. Step 1: Write the proportion equation
   56,916.96 : 78,538.16 = 31,767.52 : x
2. Step 2: Convert to fraction form
   56,916.96/78,538.16 = 31,767.52/x
3. Step 3: Cross multiply
   56,916.96x = 78,538.16 × 31,767.52
4. Step 4: Simplify right side
   56,916.96x = 2,494,962,568.56
5. Step 5: Solve for x
   x = 2,494,962,568.56/56,916.96
6. Step 6: Final answer
   x = 43,835.13