Finding the Fourth Proportional to 61,322.67, 91,997.27 and 18,624.59

Step by Step Solution

1. Step 1: Write the proportion equation
   61,322.67 : 91,997.27 = 18,624.59 : x
2. Step 2: Convert to fraction form
   61,322.67/91,997.27 = 18,624.59/x
3. Step 3: Cross multiply
   61,322.67x = 91,997.27 × 18,624.59
4. Step 4: Simplify right side
   61,322.67x = 1,713,410,881.76
5. Step 5: Solve for x
   x = 1,713,410,881.76/61,322.67
6. Step 6: Final answer
   x = 27,940.90