Finding the Fourth Proportional to 122,142,661.89, 183,213,876.20 and 31,266,105.09

Step by Step Solution

1. Step 1: Write the proportion equation
   122,142,661.89 : 183,213,876.20 = 31,266,105.09 : x
2. Step 2: Convert to fraction form
   122,142,661.89/183,213,876.20 = 31,266,105.09/x
3. Step 3: Cross multiply
   122,142,661.89x = 183,213,876.20 × 31,266,105.09
4. Step 4: Simplify right side
   122,142,661.89x = 5,728,384,307,059,119
5. Step 5: Solve for x
   x = 5,728,384,307,059,119/122,142,661.89
6. Step 6: Final answer
   x = 46,899,127.78