Finding the Fourth Proportional to 123,436,112.09, 185,153,799.06 and 31,319,672.09

Step by Step Solution

1. Step 1: Write the proportion equation
   123,436,112.09 : 185,153,799.06 = 31,319,672.09 : x
2. Step 2: Convert to fraction form
   123,436,112.09/185,153,799.06 = 31,319,672.09/x
3. Step 3: Cross multiply
   123,436,112.09x = 185,153,799.06 × 31,319,672.09
4. Step 4: Simplify right side
   123,436,112.09x = 5,798,956,273,318,134
5. Step 5: Solve for x
   x = 5,798,956,273,318,134/123,436,112.09
6. Step 6: Final answer
   x = 46,979,414.49