Finding the Fourth Proportional to 65,911.91, 99,148.50 and 59,746.37

Step by Step Solution

1. Step 1: Write the proportion equation
   65,911.91 : 99,148.50 = 59,746.37 : x
2. Step 2: Convert to fraction form
   65,911.91/99,148.50 = 59,746.37/x
3. Step 3: Cross multiply
   65,911.91x = 99,148.50 × 59,746.37
4. Step 4: Simplify right side
   65,911.91x = 5,923,762,965.95
5. Step 5: Solve for x
   x = 5,923,762,965.95/65,911.91
6. Step 6: Final answer
   x = 89,873.94