Finding the Fourth Proportional to 108,002.10, 161,954.55 and 48,807.30

Step by Step Solution

1. Step 1: Write the proportion equation
   108,002.10 : 161,954.55 = 48,807.30 : x
2. Step 2: Convert to fraction form
   108,002.10/161,954.55 = 48,807.30/x
3. Step 3: Cross multiply
   108,002.10x = 161,954.55 × 48,807.30
4. Step 4: Simplify right side
   108,002.10x = 7,904,564,308.22
5. Step 5: Solve for x
   x = 7,904,564,308.22/108,002.10
6. Step 6: Final answer
   x = 73,188.99