Finding the Fourth Proportional to 151,433.04, 208,977.89 and 91,004.61

Step by Step Solution

1. Step 1: Write the proportion equation
   151,433.04 : 208,977.89 = 91,004.61 : x
2. Step 2: Convert to fraction form
   151,433.04/208,977.89 = 91,004.61/x
3. Step 3: Cross multiply
   151,433.04x = 208,977.89 × 91,004.61
4. Step 4: Simplify right side
   151,433.04x = 19,017,951,378.07
5. Step 5: Solve for x
   x = 19,017,951,378.07/151,433.04
6. Step 6: Final answer
   x = 125,586.54