Finding the Third Proportional to 64,155,359,231 and 133,590,435,090

Step by Step Solution

1. Step 1: Write the proportion equation
   64,155,359,231 : 133,590,435,090 = 133,590,435,090 : x
2. Step 2: Convert to fraction form
   64,155,359,231/133,590,435,090 = 133,590,435,090/x
3. Step 3: Cross multiply
   64,155,359,231x = 133,590,435,090 × 133,590,435,090
4. Step 4: Simplify right side
   64,155,359,231x = 17,846,404,347,535,504,179,200
5. Step 5: Solve for x
   x = 17,846,404,347,535,504,179,200/64,155,359,231
6. Step 6: Final answer
   x = 278,174,801,940.98