Finding the Fourth Proportional to 69,200.10, 103,627.35 and 45,699.30

Step by Step Solution

1. Step 1: Write the proportion equation
   69,200.10 : 103,627.35 = 45,699.30 : x
2. Step 2: Convert to fraction form
   69,200.10/103,627.35 = 45,699.30/x
3. Step 3: Cross multiply
   69,200.10x = 103,627.35 × 45,699.30
4. Step 4: Simplify right side
   69,200.10x = 4,735,697,355.86
5. Step 5: Solve for x
   x = 4,735,697,355.86/69,200.10
6. Step 6: Final answer
   x = 68,434.83