Finding the Fourth Proportional to 43,710,498.46, 65,554,321.98 and 12,996,806.28

Step by Step Solution

1. Step 1: Write the proportion equation
   43,710,498.46 : 65,554,321.98 = 12,996,806.28 : x
2. Step 2: Convert to fraction form
   43,710,498.46/65,554,321.98 = 12,996,806.28/x
3. Step 3: Cross multiply
   43,710,498.46x = 65,554,321.98 × 12,996,806.28
4. Step 4: Simplify right side
   43,710,498.46x = 851,996,823,590,806
5. Step 5: Solve for x
   x = 851,996,823,590,806/43,710,498.46
6. Step 6: Final answer
   x = 19,491,812.12