Finding the Fourth Proportional to 42,204,037.55, 59,220,021.85 and 42,204,037.55

Step by Step Solution

1. Step 1: Write the proportion equation
   42,204,037.55 : 59,220,021.85 = 42,204,037.55 : x
2. Step 2: Convert to fraction form
   42,204,037.55/59,220,021.85 = 42,204,037.55/x
3. Step 3: Cross multiply
   42,204,037.55x = 59,220,021.85 × 42,204,037.55
4. Step 4: Simplify right side
   42,204,037.55x = 2,499,324,025,869,220.50
5. Step 5: Solve for x
   x = 2,499,324,025,869,220.50/42,204,037.55
6. Step 6: Final answer
   x = 59,220,021.85