Finding the Fourth Proportional to 42,126,800.70, 59,147,582.10 and 42,126,800.70

Step by Step Solution

1. Step 1: Write the proportion equation
   42,126,800.70 : 59,147,582.10 = 42,126,800.70 : x
2. Step 2: Convert to fraction form
   42,126,800.70/59,147,582.10 = 42,126,800.70/x
3. Step 3: Cross multiply
   42,126,800.70x = 59,147,582.10 × 42,126,800.70
4. Step 4: Simplify right side
   42,126,800.70x = 2,491,698,403,013,587.50
5. Step 5: Solve for x
   x = 2,491,698,403,013,587.50/42,126,800.70
6. Step 6: Final answer
   x = 59,147,582.10