Finding the Fourth Proportional to 74,221.18, 111,332.00 and 18,061.30

Step by Step Solution

1. Step 1: Write the proportion equation
   74,221.18 : 111,332.00 = 18,061.30 : x
2. Step 2: Convert to fraction form
   74,221.18/111,332.00 = 18,061.30/x
3. Step 3: Cross multiply
   74,221.18x = 111,332.00 × 18,061.30
4. Step 4: Simplify right side
   74,221.18x = 2,010,800,282.96
5. Step 5: Solve for x
   x = 2,010,800,282.96/74,221.18
6. Step 6: Final answer
   x = 27,092.00