Finding the Fourth Proportional to 471,111.72, 706,568.76 and 155,496.84

Step by Step Solution

1. Step 1: Write the proportion equation
   471,111.72 : 706,568.76 = 155,496.84 : x
2. Step 2: Convert to fraction form
   471,111.72/706,568.76 = 155,496.84/x
3. Step 3: Cross multiply
   471,111.72x = 706,568.76 × 155,496.84
4. Step 4: Simplify right side
   471,111.72x = 109,869,209,422.72
5. Step 5: Solve for x
   x = 109,869,209,422.72/471,111.72
6. Step 6: Final answer
   x = 233,212.64