Finding the Fourth Proportional to 147,522.82, 221,371.74 and 138,182.52

Step by Step Solution

1. Step 1: Write the proportion equation
   147,522.82 : 221,371.74 = 138,182.52 : x
2. Step 2: Convert to fraction form
   147,522.82/221,371.74 = 138,182.52/x
3. Step 3: Cross multiply
   147,522.82x = 221,371.74 × 138,182.52
4. Step 4: Simplify right side
   147,522.82x = 30,589,704,889.98
5. Step 5: Solve for x
   x = 30,589,704,889.98/147,522.82
6. Step 6: Final answer
   x = 207,355.75