Finding the Fourth Proportional to 105,009.29, 157,513.61 and 26,123.52

Step by Step Solution

1. Step 1: Write the proportion equation
   105,009.29 : 157,513.61 = 26,123.52 : x
2. Step 2: Convert to fraction form
   105,009.29/157,513.61 = 26,123.52/x
3. Step 3: Cross multiply
   105,009.29x = 157,513.61 × 26,123.52
4. Step 4: Simplify right side
   105,009.29x = 4,114,809,941.11
5. Step 5: Solve for x
   x = 4,114,809,941.11/105,009.29
6. Step 6: Final answer
   x = 39,185.20