Finding the Fourth Proportional to 64,905,145.87, 89,569,105.89 and 35,536,480.56

Step by Step Solution

1. Step 1: Write the proportion equation
   64,905,145.87 : 89,569,105.89 = 35,536,480.56 : x
2. Step 2: Convert to fraction form
   64,905,145.87/89,569,105.89 = 35,536,480.56/x
3. Step 3: Cross multiply
   64,905,145.87x = 89,569,105.89 × 35,536,480.56
4. Step 4: Simplify right side
   64,905,145.87x = 3,182,970,790,236,566.50
5. Step 5: Solve for x
   x = 3,182,970,790,236,566.50/64,905,145.87
6. Step 6: Final answer
   x = 49,040,345.69