Finding the Fourth Proportional to 123,680,408.64, 185,520,507.44 and 31,564,139.34

Step by Step Solution

1. Step 1: Write the proportion equation
   123,680,408.64 : 185,520,507.44 = 31,564,139.34 : x
2. Step 2: Convert to fraction form
   123,680,408.64/185,520,507.44 = 31,564,139.34/x
3. Step 3: Cross multiply
   123,680,408.64x = 185,520,507.44 × 31,564,139.34
4. Step 4: Simplify right side
   123,680,408.64x = 5,855,795,147,105,846
5. Step 5: Solve for x
   x = 5,855,795,147,105,846/123,680,408.64
6. Step 6: Final answer
   x = 47,346,182.08