Finding the Fourth Proportional to 65,993.83, 91,047.62 and 43,345.10

Step by Step Solution

1. Step 1: Write the proportion equation
   65,993.83 : 91,047.62 = 43,345.10 : x
2. Step 2: Convert to fraction form
   65,993.83/91,047.62 = 43,345.10/x
3. Step 3: Cross multiply
   65,993.83x = 91,047.62 × 43,345.10
4. Step 4: Simplify right side
   65,993.83x = 3,946,468,193.66
5. Step 5: Solve for x
   x = 3,946,468,193.66/65,993.83
6. Step 6: Final answer
   x = 59,800.56