Finding the Fourth Proportional to 222,309,440.94, 306,788,829.78 and 123,191,843.96

Step by Step Solution

1. Step 1: Write the proportion equation
   222,309,440.94 : 306,788,829.78 = 123,191,843.96 : x
2. Step 2: Convert to fraction form
   222,309,440.94/306,788,829.78 = 123,191,843.96/x
3. Step 3: Cross multiply
   222,309,440.94x = 306,788,829.78 × 123,191,843.96
4. Step 4: Simplify right side
   222,309,440.94x = 37,793,881,646,928,752
5. Step 5: Solve for x
   x = 37,793,881,646,928,752/222,309,440.94
6. Step 6: Final answer
   x = 170,005,742.84