Finding the Fourth Proportional to 266,771,233.31, 368,144,301.98 and 144,677,665.31

Step by Step Solution

1. Step 1: Write the proportion equation
   266,771,233.31 : 368,144,301.98 = 144,677,665.31 : x
2. Step 2: Convert to fraction form
   266,771,233.31/368,144,301.98 = 144,677,665.31/x
3. Step 3: Cross multiply
   266,771,233.31x = 368,144,301.98 × 144,677,665.31
4. Step 4: Simplify right side
   266,771,233.31x = 53,262,258,107,842,984
5. Step 5: Solve for x
   x = 53,262,258,107,842,984/266,771,233.31
6. Step 6: Final answer
   x = 199,655,178.13