Finding the Fourth Proportional to 64,272, 88,690.50 and 35,591.52

Step by Step Solution

1. Step 1: Write the proportion equation
   64,272 : 88,690.50 = 35,591.52 : x
2. Step 2: Convert to fraction form
   64,272/88,690.50 = 35,591.52/x
3. Step 3: Cross multiply
   64,272x = 88,690.50 × 35,591.52
4. Step 4: Simplify right side
   64,272x = 3,156,629,704.56
5. Step 5: Solve for x
   x = 3,156,629,704.56/64,272
6. Step 6: Final answer
   x = 49,113.61