Finding the Fourth Proportional to 82,746.28, 114,190.74 and 45,020.56

Step by Step Solution

1. Step 1: Write the proportion equation
   82,746.28 : 114,190.74 = 45,020.56 : x
2. Step 2: Convert to fraction form
   82,746.28/114,190.74 = 45,020.56/x
3. Step 3: Cross multiply
   82,746.28x = 114,190.74 × 45,020.56
4. Step 4: Simplify right side
   82,746.28x = 5,140,931,061.61
5. Step 5: Solve for x
   x = 5,140,931,061.61/82,746.28
6. Step 6: Final answer
   x = 62,128.85