Finding the Fourth Proportional to 55,824.70, 77,034.06 and 31,618.72

Step by Step Solution

1. Step 1: Write the proportion equation
   55,824.70 : 77,034.06 = 31,618.72 : x
2. Step 2: Convert to fraction form
   55,824.70/77,034.06 = 31,618.72/x
3. Step 3: Cross multiply
   55,824.70x = 77,034.06 × 31,618.72
4. Step 4: Simplify right side
   55,824.70x = 2,435,718,373.60
5. Step 5: Solve for x
   x = 2,435,718,373.60/55,824.70
6. Step 6: Final answer
   x = 43,631.55