Finding the Fourth Proportional to 31,557,086.94, 43,545,462.39 and 18,323,677.05

Step by Step Solution

1. Step 1: Write the proportion equation
   31,557,086.94 : 43,545,462.39 = 18,323,677.05 : x
2. Step 2: Convert to fraction form
   31,557,086.94/43,545,462.39 = 18,323,677.05/x
3. Step 3: Cross multiply
   31,557,086.94x = 43,545,462.39 × 18,323,677.05
4. Step 4: Simplify right side
   31,557,086.94x = 797,912,989,827,281.25
5. Step 5: Solve for x
   x = 797,912,989,827,281.25/31,557,086.94
6. Step 6: Final answer
   x = 25,284,747.97