Finding the Fourth Proportional to 10,870,443.90, 16,307,634.15 and 5,465,492.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,870,443.90 : 16,307,634.15 = 5,465,492.10 : x
2. Step 2: Convert to fraction form
   10,870,443.90/16,307,634.15 = 5,465,492.10/x
3. Step 3: Cross multiply
   10,870,443.90x = 16,307,634.15 × 5,465,492.10
4. Step 4: Simplify right side
   10,870,443.90x = 89,129,245,616,515.22
5. Step 5: Solve for x
   x = 89,129,245,616,515.22/10,870,443.90
6. Step 6: Final answer
   x = 8,199,227.78