Finding the Fourth Proportional to 105,025.02, 157,537.23 and 26,139.25

Step by Step Solution

1. Step 1: Write the proportion equation
   105,025.02 : 157,537.23 = 26,139.25 : x
2. Step 2: Convert to fraction form
   105,025.02/157,537.23 = 26,139.25/x
3. Step 3: Cross multiply
   105,025.02x = 157,537.23 × 26,139.25
4. Step 4: Simplify right side
   105,025.02x = 4,117,905,039.28
5. Step 5: Solve for x
   x = 4,117,905,039.28/105,025.02
6. Step 6: Final answer
   x = 39,208.80