Finding the Fourth Proportional to 418,667,081.93, 628,000,581.59 and 111,951,223.19

Step by Step Solution

1. Step 1: Write the proportion equation
   418,667,081.93 : 628,000,581.59 = 111,951,223.19 : x
2. Step 2: Convert to fraction form
   418,667,081.93/628,000,581.59 = 111,951,223.19/x
3. Step 3: Cross multiply
   418,667,081.93x = 628,000,581.59 × 111,951,223.19
4. Step 4: Simplify right side
   418,667,081.93x = 70,305,433,272,472,144
5. Step 5: Solve for x
   x = 70,305,433,272,472,144/418,667,081.93
6. Step 6: Final answer
   x = 167,926,823.74