Finding the Fourth Proportional to 78,700.34, 118,066.91 and 26,106.03

Step by Step Solution

1. Step 1: Write the proportion equation
   78,700.34 : 118,066.91 = 26,106.03 : x
2. Step 2: Convert to fraction form
   78,700.34/118,066.91 = 26,106.03/x
3. Step 3: Cross multiply
   78,700.34x = 118,066.91 × 26,106.03
4. Step 4: Simplify right side
   78,700.34x = 3,082,258,163.94
5. Step 5: Solve for x
   x = 3,082,258,163.94/78,700.34
6. Step 6: Final answer
   x = 39,164.49