Finding the Fourth Proportional to 19,090,862.43, 28,636,438.82 and 5,443,997.10

Step by Step Solution

1. Step 1: Write the proportion equation
   19,090,862.43 : 28,636,438.82 = 5,443,997.10 : x
2. Step 2: Convert to fraction form
   19,090,862.43/28,636,438.82 = 5,443,997.10/x
3. Step 3: Cross multiply
   19,090,862.43x = 28,636,438.82 × 5,443,997.10
4. Step 4: Simplify right side
   19,090,862.43x = 155,896,689,904,017.41
5. Step 5: Solve for x
   x = 155,896,689,904,017.41/19,090,862.43
6. Step 6: Final answer
   x = 8,166,037.05