Finding the Fourth Proportional to 62,113.72, 85,716.72 and 33,819.40

Step by Step Solution

1. Step 1: Write the proportion equation
   62,113.72 : 85,716.72 = 33,819.40 : x
2. Step 2: Convert to fraction form
   62,113.72/85,716.72 = 33,819.40/x
3. Step 3: Cross multiply
   62,113.72x = 85,716.72 × 33,819.40
4. Step 4: Simplify right side
   62,113.72x = 2,898,888,040.37
5. Step 5: Solve for x
   x = 2,898,888,040.37/62,113.72
6. Step 6: Final answer
   x = 46,670.66