Finding the Fourth Proportional to 74,066.56, 111,071.49 and 26,668.06

Step by Step Solution

1. Step 1: Write the proportion equation
   74,066.56 : 111,071.49 = 26,668.06 : x
2. Step 2: Convert to fraction form
   74,066.56/111,071.49 = 26,668.06/x
3. Step 3: Cross multiply
   74,066.56x = 111,071.49 × 26,668.06
4. Step 4: Simplify right side
   74,066.56x = 2,962,061,159.61
5. Step 5: Solve for x
   x = 2,962,061,159.61/74,066.56
6. Step 6: Final answer
   x = 39,991.88