Finding the Fourth Proportional to 64,234.53, 88,674.72 and 42,760.08

Step by Step Solution

1. Step 1: Write the proportion equation
   64,234.53 : 88,674.72 = 42,760.08 : x
2. Step 2: Convert to fraction form
   64,234.53/88,674.72 = 42,760.08/x
3. Step 3: Cross multiply
   64,234.53x = 88,674.72 × 42,760.08
4. Step 4: Simplify right side
   64,234.53x = 3,791,738,121.18
5. Step 5: Solve for x
   x = 3,791,738,121.18/64,234.53
6. Step 6: Final answer
   x = 59,029.59