Finding the Fourth Proportional to 149,653.98, 206,526.83 and 81,675.32

Step by Step Solution

1. Step 1: Write the proportion equation
   149,653.98 : 206,526.83 = 81,675.32 : x
2. Step 2: Convert to fraction form
   149,653.98/206,526.83 = 81,675.32/x
3. Step 3: Cross multiply
   149,653.98x = 206,526.83 × 81,675.32
4. Step 4: Simplify right side
   149,653.98x = 16,868,143,487.82
5. Step 5: Solve for x
   x = 16,868,143,487.82/149,653.98
6. Step 6: Final answer
   x = 112,714.30