Finding the Fourth Proportional to 109,403.10, 164,090.06 and 30,510.72

Step by Step Solution

1. Step 1: Write the proportion equation
   109,403.10 : 164,090.06 = 30,510.72 : x
2. Step 2: Convert to fraction form
   109,403.10/164,090.06 = 30,510.72/x
3. Step 3: Cross multiply
   109,403.10x = 164,090.06 × 30,510.72
4. Step 4: Simplify right side
   109,403.10x = 5,006,505,875.44
5. Step 5: Solve for x
   x = 5,006,505,875.44/109,403.10
6. Step 6: Final answer
   x = 45,762.01