Finding the Fourth Proportional to 82,875.42, 114,411.42 and 64,687.14

Step by Step Solution

1. Step 1: Write the proportion equation
   82,875.42 : 114,411.42 = 64,687.14 : x
2. Step 2: Convert to fraction form
   82,875.42/114,411.42 = 64,687.14/x
3. Step 3: Cross multiply
   82,875.42x = 114,411.42 × 64,687.14
4. Step 4: Simplify right side
   82,875.42x = 7,400,947,543.14
5. Step 5: Solve for x
   x = 7,400,947,543.14/82,875.42
6. Step 6: Final answer
   x = 89,302.08