Finding the Fourth Proportional to 101,973.96, 140,684.76 and 75,180.06

Step by Step Solution

1. Step 1: Write the proportion equation
   101,973.96 : 140,684.76 = 75,180.06 : x
2. Step 2: Convert to fraction form
   101,973.96/140,684.76 = 75,180.06/x
3. Step 3: Cross multiply
   101,973.96x = 140,684.76 × 75,180.06
4. Step 4: Simplify right side
   101,973.96x = 10,576,688,697.89
5. Step 5: Solve for x
   x = 10,576,688,697.89/101,973.96
6. Step 6: Final answer
   x = 103,719.51