Finding the Fourth Proportional to 104,977.72, 157,419.18 and 30,080.71

Step by Step Solution

1. Step 1: Write the proportion equation
   104,977.72 : 157,419.18 = 30,080.71 : x
2. Step 2: Convert to fraction form
   104,977.72/157,419.18 = 30,080.71/x
3. Step 3: Cross multiply
   104,977.72x = 157,419.18 × 30,080.71
4. Step 4: Simplify right side
   104,977.72x = 4,735,280,702.02
5. Step 5: Solve for x
   x = 4,735,280,702.02/104,977.72
6. Step 6: Final answer
   x = 45,107.48