Finding the Fourth Proportional to 89,834.83, 123,977.73 and 51,606.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,834.83 : 123,977.73 = 51,606.34 : x
2. Step 2: Convert to fraction form
   89,834.83/123,977.73 = 51,606.34/x
3. Step 3: Cross multiply
   89,834.83x = 123,977.73 × 51,606.34
4. Step 4: Simplify right side
   89,834.83x = 6,398,036,886.81
5. Step 5: Solve for x
   x = 6,398,036,886.81/89,834.83
6. Step 6: Final answer
   x = 71,220.00