Finding the Fourth Proportional to 82,947.96, 114,468.12 and 45,222.21

Step by Step Solution

1. Step 1: Write the proportion equation
   82,947.96 : 114,468.12 = 45,222.21 : x
2. Step 2: Convert to fraction form
   82,947.96/114,468.12 = 45,222.21/x
3. Step 3: Cross multiply
   82,947.96x = 114,468.12 × 45,222.21
4. Step 4: Simplify right side
   82,947.96x = 5,176,501,360.95
5. Step 5: Solve for x
   x = 5,176,501,360.95/82,947.96
6. Step 6: Final answer
   x = 62,406.61