Finding the Fourth Proportional to 148,529.52, 204,970.72 and 81,461.52

Step by Step Solution

1. Step 1: Write the proportion equation
   148,529.52 : 204,970.72 = 81,461.52 : x
2. Step 2: Convert to fraction form
   148,529.52/204,970.72 = 81,461.52/x
3. Step 3: Cross multiply
   148,529.52x = 204,970.72 × 81,461.52
4. Step 4: Simplify right side
   148,529.52x = 16,697,226,406.69
5. Step 5: Solve for x
   x = 16,697,226,406.69/148,529.52
6. Step 6: Final answer
   x = 112,416.89