Finding the Fourth Proportional to 65,510.88, 90,404.57 and 37,216.58

Step by Step Solution

1. Step 1: Write the proportion equation
   65,510.88 : 90,404.57 = 37,216.58 : x
2. Step 2: Convert to fraction form
   65,510.88/90,404.57 = 37,216.58/x
3. Step 3: Cross multiply
   65,510.88x = 90,404.57 × 37,216.58
4. Step 4: Simplify right side
   65,510.88x = 3,364,548,273.66
5. Step 5: Solve for x
   x = 3,364,548,273.66/65,510.88
6. Step 6: Final answer
   x = 51,358.62