Finding the Fourth Proportional to 233,412.72, 350,149.76 and 83,670.05

Step by Step Solution

1. Step 1: Write the proportion equation
   233,412.72 : 350,149.76 = 83,670.05 : x
2. Step 2: Convert to fraction form
   233,412.72/350,149.76 = 83,670.05/x
3. Step 3: Cross multiply
   233,412.72x = 350,149.76 × 83,670.05
4. Step 4: Simplify right side
   233,412.72x = 29,297,047,926.69
5. Step 5: Solve for x
   x = 29,297,047,926.69/233,412.72
6. Step 6: Final answer
   x = 125,516.07