Finding the Fourth Proportional to 19,894,446, 29,841,667.38 and 5,517,513.61

Step by Step Solution

1. Step 1: Write the proportion equation
   19,894,446 : 29,841,667.38 = 5,517,513.61 : x
2. Step 2: Convert to fraction form
   19,894,446/29,841,667.38 = 5,517,513.61/x
3. Step 3: Cross multiply
   19,894,446x = 29,841,667.38 × 5,517,513.61
4. Step 4: Simplify right side
   19,894,446x = 164,651,805,839,638.88
5. Step 5: Solve for x
   x = 164,651,805,839,638.88/19,894,446
6. Step 6: Final answer
   x = 8,276,269.96