Finding the Fourth Proportional to 109,777.32, 164,651.40 and 30,898.31

Step by Step Solution

1. Step 1: Write the proportion equation
   109,777.32 : 164,651.40 = 30,898.31 : x
2. Step 2: Convert to fraction form
   109,777.32/164,651.40 = 30,898.31/x
3. Step 3: Cross multiply
   109,777.32x = 164,651.40 × 30,898.31
4. Step 4: Simplify right side
   109,777.32x = 5,087,449,175.88
5. Step 5: Solve for x
   x = 5,087,449,175.88/109,777.32
6. Step 6: Final answer
   x = 46,343.35