Finding the Fourth Proportional to 151,317.91, 208,463.52 and 105,298.44

Step by Step Solution

1. Step 1: Write the proportion equation
   151,317.91 : 208,463.52 = 105,298.44 : x
2. Step 2: Convert to fraction form
   151,317.91/208,463.52 = 105,298.44/x
3. Step 3: Cross multiply
   151,317.91x = 208,463.52 × 105,298.44
4. Step 4: Simplify right side
   151,317.91x = 21,950,882,410.59
5. Step 5: Solve for x
   x = 21,950,882,410.59/151,317.91
6. Step 6: Final answer
   x = 145,064.67