Finding the Fourth Proportional to 189,978,754.79, 262,171,186.31 and 103,058,626.79

Step by Step Solution

1. Step 1: Write the proportion equation
   189,978,754.79 : 262,171,186.31 = 103,058,626.79 : x
2. Step 2: Convert to fraction form
   189,978,754.79/262,171,186.31 = 103,058,626.79/x
3. Step 3: Cross multiply
   189,978,754.79x = 262,171,186.31 × 103,058,626.79
4. Step 4: Simplify right side
   189,978,754.79x = 27,019,002,445,013,848
5. Step 5: Solve for x
   x = 27,019,002,445,013,848/189,978,754.79
6. Step 6: Final answer
   x = 142,221,178.76