Finding the Fourth Proportional to 112,091,578.41, 154,667,219.31 and 65,037,864.71

Step by Step Solution

1. Step 1: Write the proportion equation
   112,091,578.41 : 154,667,219.31 = 65,037,864.71 : x
2. Step 2: Convert to fraction form
   112,091,578.41/154,667,219.31 = 65,037,864.71/x
3. Step 3: Cross multiply
   112,091,578.41x = 154,667,219.31 × 65,037,864.71
4. Step 4: Simplify right side
   112,091,578.41x = 10,059,225,684,555,680
5. Step 5: Solve for x
   x = 10,059,225,684,555,680/112,091,578.41
6. Step 6: Final answer
   x = 89,741,136.91