Finding the Fourth Proportional to 17,935,911.38, 24,740,510.73 and 12,780,938.54

Step by Step Solution

1. Step 1: Write the proportion equation
   17,935,911.38 : 24,740,510.73 = 12,780,938.54 : x
2. Step 2: Convert to fraction form
   17,935,911.38/24,740,510.73 = 12,780,938.54/x
3. Step 3: Cross multiply
   17,935,911.38x = 24,740,510.73 × 12,780,938.54
4. Step 4: Simplify right side
   17,935,911.38x = 316,206,947,088,340.50
5. Step 5: Solve for x
   x = 316,206,947,088,340.50/17,935,911.38
6. Step 6: Final answer
   x = 17,629,823.23