Finding the Fourth Proportional to 222,898,071.98, 307,603,043.97 and 122,435,798.37

Step by Step Solution

1. Step 1: Write the proportion equation
   222,898,071.98 : 307,603,043.97 = 122,435,798.37 : x
2. Step 2: Convert to fraction form
   222,898,071.98/307,603,043.97 = 122,435,798.37/x
3. Step 3: Cross multiply
   222,898,071.98x = 307,603,043.97 × 122,435,798.37
4. Step 4: Simplify right side
   222,898,071.98x = 37,661,624,267,971,152
5. Step 5: Solve for x
   x = 37,661,624,267,971,152/222,898,071.98
6. Step 6: Final answer
   x = 168,963,436.67