Finding the Fourth Proportional to 55,665.50, 83,410.64 and 43,046.10

Step by Step Solution

1. Step 1: Write the proportion equation
   55,665.50 : 83,410.64 = 43,046.10 : x
2. Step 2: Convert to fraction form
   55,665.50/83,410.64 = 43,046.10/x
3. Step 3: Cross multiply
   55,665.50x = 83,410.64 × 43,046.10
4. Step 4: Simplify right side
   55,665.50x = 3,590,502,535.27
5. Step 5: Solve for x
   x = 3,590,502,535.27/55,665.50
6. Step 6: Final answer
   x = 64,501.40