Finding the Fourth Proportional to 109,549.90, 164,312.70 and 30,672.10

Step by Step Solution

1. Step 1: Write the proportion equation
   109,549.90 : 164,312.70 = 30,672.10 : x
2. Step 2: Convert to fraction form
   109,549.90/164,312.70 = 30,672.10/x
3. Step 3: Cross multiply
   109,549.90x = 164,312.70 × 30,672.10
4. Step 4: Simplify right side
   109,549.90x = 5,039,815,565.67
5. Step 5: Solve for x
   x = 5,039,815,565.67/109,549.90
6. Step 6: Final answer
   x = 46,004.75