Finding the Fourth Proportional to 10,870,781.32, 16,310,641.74 and 4,802,310.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,870,781.32 : 16,310,641.74 = 4,802,310.28 : x
2. Step 2: Convert to fraction form
   10,870,781.32/16,310,641.74 = 4,802,310.28/x
3. Step 3: Cross multiply
   10,870,781.32x = 16,310,641.74 × 4,802,310.28
4. Step 4: Simplify right side
   10,870,781.32x = 78,328,762,501,399.09
5. Step 5: Solve for x
   x = 78,328,762,501,399.09/10,870,781.32
6. Step 6: Final answer
   x = 7,205,440.00