Finding the Fourth Proportional to 31,357,556.82, 43,274,641.50 and 17,419,967.28

Step by Step Solution

1. Step 1: Write the proportion equation
   31,357,556.82 : 43,274,641.50 = 17,419,967.28 : x
2. Step 2: Convert to fraction form
   31,357,556.82/43,274,641.50 = 17,419,967.28/x
3. Step 3: Cross multiply
   31,357,556.82x = 43,274,641.50 × 17,419,967.28
4. Step 4: Simplify right side
   31,357,556.82x = 753,842,838,983,730.12
5. Step 5: Solve for x
   x = 753,842,838,983,730.12/31,357,556.82
6. Step 6: Final answer
   x = 24,040,228.75