Finding the Fourth Proportional to 185,643.27, 256,184.51 and 100,758.51

Step by Step Solution

1. Step 1: Write the proportion equation
   185,643.27 : 256,184.51 = 100,758.51 : x
2. Step 2: Convert to fraction form
   185,643.27/256,184.51 = 100,758.51/x
3. Step 3: Cross multiply
   185,643.27x = 256,184.51 × 100,758.51
4. Step 4: Simplify right side
   185,643.27x = 25,812,769,008.89
5. Step 5: Solve for x
   x = 25,812,769,008.89/185,643.27
6. Step 6: Final answer
   x = 139,045.00