Finding the Fourth Proportional to 10,378,085.11, 14,321,894.78 and 5,731,856.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,378,085.11 : 14,321,894.78 = 5,731,856.06 : x
2. Step 2: Convert to fraction form
   10,378,085.11/14,321,894.78 = 5,731,856.06/x
3. Step 3: Cross multiply
   10,378,085.11x = 14,321,894.78 × 5,731,856.06
4. Step 4: Simplify right side
   10,378,085.11x = 82,091,039,328,145.53
5. Step 5: Solve for x
   x = 82,091,039,328,145.53/10,378,085.11
6. Step 6: Final answer
   x = 7,910,037.21