Finding the Fourth Proportional to 89,871.90, 134,784.71 and 26,677.08

Step by Step Solution

1. Step 1: Write the proportion equation
   89,871.90 : 134,784.71 = 26,677.08 : x
2. Step 2: Convert to fraction form
   89,871.90/134,784.71 = 26,677.08/x
3. Step 3: Cross multiply
   89,871.90x = 134,784.71 × 26,677.08
4. Step 4: Simplify right side
   89,871.90x = 3,595,662,458.10
5. Step 5: Solve for x
   x = 3,595,662,458.10/89,871.90
6. Step 6: Final answer
   x = 40,008.75