Finding the Fourth Proportional to 227,559,196.15, 314,032,236.56 and 123,138,387.97

Step by Step Solution

1. Step 1: Write the proportion equation
   227,559,196.15 : 314,032,236.56 = 123,138,387.97 : x
2. Step 2: Convert to fraction form
   227,559,196.15/314,032,236.56 = 123,138,387.97/x
3. Step 3: Cross multiply
   227,559,196.15x = 314,032,236.56 × 123,138,387.97
4. Step 4: Simplify right side
   227,559,196.15x = 38,669,423,379,673,088
5. Step 5: Solve for x
   x = 38,669,423,379,673,088/227,559,196.15
6. Step 6: Final answer
   x = 169,931,270.78