Finding the Fourth Proportional to 123,680,406.64, 185,520,504.43 and 31,564,137.35

Step by Step Solution

1. Step 1: Write the proportion equation
   123,680,406.64 : 185,520,504.43 = 31,564,137.35 : x
2. Step 2: Convert to fraction form
   123,680,406.64/185,520,504.43 = 31,564,137.35/x
3. Step 3: Cross multiply
   123,680,406.64x = 185,520,504.43 × 31,564,137.35
4. Step 4: Simplify right side
   123,680,406.64x = 5,855,794,683,069,804
5. Step 5: Solve for x
   x = 5,855,794,683,069,804/123,680,406.64
6. Step 6: Final answer
   x = 47,346,179.09