Finding the Fourth Proportional to 10,019,315.34, 13,826,660.18 and 5,435,635.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,019,315.34 : 13,826,660.18 = 5,435,635.50 : x
2. Step 2: Convert to fraction form
   10,019,315.34/13,826,660.18 = 5,435,635.50/x
3. Step 3: Cross multiply
   10,019,315.34x = 13,826,660.18 × 5,435,635.50
4. Step 4: Simplify right side
   10,019,315.34x = 75,156,684,893,666.22
5. Step 5: Solve for x
   x = 75,156,684,893,666.22/10,019,315.34
6. Step 6: Final answer
   x = 7,501,179.71