Finding the Fourth Proportional to 123,436,113.59, 185,153,801.31 and 31,319,673.59

Step by Step Solution

1. Step 1: Write the proportion equation
   123,436,113.59 : 185,153,801.31 = 31,319,673.59 : x
2. Step 2: Convert to fraction form
   123,436,113.59/185,153,801.31 = 31,319,673.59/x
3. Step 3: Cross multiply
   123,436,113.59x = 185,153,801.31 × 31,319,673.59
4. Step 4: Simplify right side
   123,436,113.59x = 5,798,956,620,976,914
5. Step 5: Solve for x
   x = 5,798,956,620,976,914/123,436,113.59
6. Step 6: Final answer
   x = 46,979,416.74