Finding the Fourth Proportional to 82,527.50, 113,913.88 and 52,719.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,527.50 : 113,913.88 = 52,719.50 : x
2. Step 2: Convert to fraction form
   82,527.50/113,913.88 = 52,719.50/x
3. Step 3: Cross multiply
   82,527.50x = 113,913.88 × 52,719.50
4. Step 4: Simplify right side
   82,527.50x = 6,005,482,796.66
5. Step 5: Solve for x
   x = 6,005,482,796.66/82,527.50
6. Step 6: Final answer
   x = 72,769.47