Finding the Fourth Proportional to 164,844,495.05, 227,485,850.82 and 90,509,870.34

Step by Step Solution

1. Step 1: Write the proportion equation
   164,844,495.05 : 227,485,850.82 = 90,509,870.34 : x
2. Step 2: Convert to fraction form
   164,844,495.05/227,485,850.82 = 90,509,870.34/x
3. Step 3: Cross multiply
   164,844,495.05x = 227,485,850.82 × 90,509,870.34
4. Step 4: Simplify right side
   164,844,495.05x = 20,589,714,861,902,784
5. Step 5: Solve for x
   x = 20,589,714,861,902,784/164,844,495.05
6. Step 6: Final answer
   x = 124,903,866.86