Finding the Fourth Proportional to 82,587.30, 114,017.76 and 54,375

Step by Step Solution

1. Step 1: Write the proportion equation
   82,587.30 : 114,017.76 = 54,375 : x
2. Step 2: Convert to fraction form
   82,587.30/114,017.76 = 54,375/x
3. Step 3: Cross multiply
   82,587.30x = 114,017.76 × 54,375
4. Step 4: Simplify right side
   82,587.30x = 6,199,715,700
5. Step 5: Solve for x
   x = 6,199,715,700/82,587.30
6. Step 6: Final answer
   x = 75,068.63