Finding the Fourth Proportional to 149,548, 206,380.56 and 82,484.32

Step by Step Solution

1. Step 1: Write the proportion equation
   149,548 : 206,380.56 = 82,484.32 : x
2. Step 2: Convert to fraction form
   149,548/206,380.56 = 82,484.32/x
3. Step 3: Cross multiply
   149,548x = 206,380.56 × 82,484.32
4. Step 4: Simplify right side
   149,548x = 17,023,160,152.82
5. Step 5: Solve for x
   x = 17,023,160,152.82/149,548
6. Step 6: Final answer
   x = 113,830.74