Finding the Fourth Proportional to 82,810.72, 114,293.69 and 48,817.18

Step by Step Solution

1. Step 1: Write the proportion equation
   82,810.72 : 114,293.69 = 48,817.18 : x
2. Step 2: Convert to fraction form
   82,810.72/114,293.69 = 48,817.18/x
3. Step 3: Cross multiply
   82,810.72x = 114,293.69 × 48,817.18
4. Step 4: Simplify right side
   82,810.72x = 5,579,495,637.59
5. Step 5: Solve for x
   x = 5,579,495,637.59/82,810.72
6. Step 6: Final answer
   x = 67,376.49