Finding the Fourth Proportional to 56,948.16, 78,581.72 and 31,453.01

Step by Step Solution

1. Step 1: Write the proportion equation
   56,948.16 : 78,581.72 = 31,453.01 : x
2. Step 2: Convert to fraction form
   56,948.16/78,581.72 = 31,453.01/x
3. Step 3: Cross multiply
   56,948.16x = 78,581.72 × 31,453.01
4. Step 4: Simplify right side
   56,948.16x = 2,471,631,624.98
5. Step 5: Solve for x
   x = 2,471,631,624.98/56,948.16
6. Step 6: Final answer
   x = 43,401.43