Finding the Fourth Proportional to 140,191.69, 210,397.39 and 97,796.01

Step by Step Solution

1. Step 1: Write the proportion equation
   140,191.69 : 210,397.39 = 97,796.01 : x
2. Step 2: Convert to fraction form
   140,191.69/210,397.39 = 97,796.01/x
3. Step 3: Cross multiply
   140,191.69x = 210,397.39 × 97,796.01
4. Step 4: Simplify right side
   140,191.69x = 20,576,025,256.41
5. Step 5: Solve for x
   x = 20,576,025,256.41/140,191.69
6. Step 6: Final answer
   x = 146,770.65