Finding the Fourth Proportional to 170,826,683.10, 256,215,141.45 and 49,645,499.10

Step by Step Solution

1. Step 1: Write the proportion equation
   170,826,683.10 : 256,215,141.45 = 49,645,499.10 : x
2. Step 2: Convert to fraction form
   170,826,683.10/256,215,141.45 = 49,645,499.10/x
3. Step 3: Cross multiply
   170,826,683.10x = 256,215,141.45 × 49,645,499.10
4. Step 4: Simplify right side
   170,826,683.10x = 12,719,928,574,262,348
5. Step 5: Solve for x
   x = 12,719,928,574,262,348/170,826,683.10
6. Step 6: Final answer
   x = 74,461,017.12