Finding the Fourth Proportional to 30,647,632.56, 42,294,026.52 and 16,897,089.84

Step by Step Solution

1. Step 1: Write the proportion equation
   30,647,632.56 : 42,294,026.52 = 16,897,089.84 : x
2. Step 2: Convert to fraction form
   30,647,632.56/42,294,026.52 = 16,897,089.84/x
3. Step 3: Cross multiply
   30,647,632.56x = 42,294,026.52 × 16,897,089.84
4. Step 4: Simplify right side
   30,647,632.56x = 714,645,965,803,782.62
5. Step 5: Solve for x
   x = 714,645,965,803,782.62/30,647,632.56
6. Step 6: Final answer
   x = 23,318,145.84